Index: diagrams/interactions.dia
==================================================================
--- diagrams/interactions.dia
+++ diagrams/interactions.dia
@@ -60,11 +60,11 @@
         <dia:attribute name="hguides"/>
         <dia:attribute name="vguides"/>
       </dia:composite>
     </dia:attribute>
   </dia:diagramdata>
-  <dia:layer name="Fons" visible="true" active="true">
+  <dia:layer name="Fons" visible="true">
     <dia:object type="Flowchart - Ellipse" version="0" id="O0">
       <dia:attribute name="obj_pos">
         <dia:point val="20,14"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
@@ -772,11 +772,11 @@
     <dia:object type="Standard - Arc" version="0" id="O16">
       <dia:attribute name="obj_pos">
         <dia:point val="19.3019,6.06378"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="19.2365,5.88312;36.0585,13.0619"/>
+        <dia:rectangle val="19.2365,5.88312;36.0585,13.062"/>
       </dia:attribute>
       <dia:attribute name="conn_endpoints">
         <dia:point val="19.3019,6.06378"/>
         <dia:point val="35.9931,12.9966"/>
       </dia:attribute>
@@ -828,11 +828,11 @@
     <dia:object type="Standard - Arc" version="0" id="O18">
       <dia:attribute name="obj_pos">
         <dia:point val="35.9931,12.9966"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="32.3851,12.9317;36.1591,22.0149"/>
+        <dia:rectangle val="32.3851,12.9317;36.159,22.0149"/>
       </dia:attribute>
       <dia:attribute name="conn_endpoints">
         <dia:point val="35.9931,12.9966"/>
         <dia:point val="32.45,21.95"/>
       </dia:attribute>
@@ -936,11 +936,11 @@
         <dia:connection handle="0" to="O6" connection="16"/>
         <dia:connection handle="1" to="O5" connection="16"/>
       </dia:connections>
     </dia:object>
   </dia:layer>
-  <dia:layer name="Step labels" visible="true">
+  <dia:layer name="Step labels" visible="true" active="true">
     <dia:object type="Standard - Text" version="1" id="O22">
       <dia:attribute name="obj_pos">
         <dia:point val="0,13"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
@@ -976,17 +976,17 @@
     <dia:object type="Standard - Text" version="1" id="O23">
       <dia:attribute name="obj_pos">
         <dia:point val="7,12"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="7,11.405;11.55,12.95"/>
+        <dia:rectangle val="7,11.3864;11.5686,12.9872"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
             <dia:string>#(2) Instantiate
-slivers#</dia:string>
+slice#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
@@ -1007,28 +1007,28 @@
         <dia:enum val="3"/>
       </dia:attribute>
     </dia:object>
     <dia:object type="Standard - Text" version="1" id="O24">
       <dia:attribute name="obj_pos">
-        <dia:point val="12,3"/>
+        <dia:point val="11,3"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="12,2.405;17.87,3.15"/>
+        <dia:rectangle val="11,2.405;17.48,3.15"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(1,2,3,5,6) Update#</dia:string>
+            <dia:string>#(1,2,3,5,6,7) Update#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
             <dia:real val="0.80000000000000004"/>
           </dia:attribute>
           <dia:attribute name="pos">
-            <dia:point val="12,3"/>
+            <dia:point val="11,3"/>
           </dia:attribute>
           <dia:attribute name="color">
             <dia:color val="#000000"/>
           </dia:attribute>
           <dia:attribute name="alignment">
@@ -1082,11 +1082,11 @@
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
             <dia:string>#(3) Activate
-slivers#</dia:string>
+slice#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
@@ -1209,16 +1209,16 @@
     <dia:object type="Standard - Text" version="1" id="O30">
       <dia:attribute name="obj_pos">
         <dia:point val="31,18"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="31,17.405;33.5675,18.15"/>
+        <dia:rectangle val="31,17.3864;33.5861,18.1873"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(4) Stop#</dia:string>
+            <dia:string>#(5) Stop#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
@@ -1239,29 +1239,29 @@
         <dia:enum val="3"/>
       </dia:attribute>
     </dia:object>
     <dia:object type="Standard - Text" version="1" id="O31">
       <dia:attribute name="obj_pos">
-        <dia:point val="15,24"/>
+        <dia:point val="14,24"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="15,23.405;18.3025,24.95"/>
+        <dia:rectangle val="14,23.405;19.1425,24.95"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(4) Collect
-results#</dia:string>
+            <dia:string>#(4) Interact
+&amp; collect results#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
             <dia:real val="0.80000000000000004"/>
           </dia:attribute>
           <dia:attribute name="pos">
-            <dia:point val="15,24"/>
+            <dia:point val="14,24"/>
           </dia:attribute>
           <dia:attribute name="color">
             <dia:color val="#000000"/>
           </dia:attribute>
           <dia:attribute name="alignment">
@@ -1276,17 +1276,17 @@
     <dia:object type="Standard - Text" version="1" id="O32">
       <dia:attribute name="obj_pos">
         <dia:point val="9,9"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="9,8.405;14.425,9.95"/>
+        <dia:rectangle val="9,8.38637;13.6061,9.98725"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(5) Deinstantiate
-slivers#</dia:string>
+            <dia:string>#(5) Deactivate
+slice#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
@@ -1307,28 +1307,28 @@
         <dia:enum val="3"/>
       </dia:attribute>
     </dia:object>
     <dia:object type="Standard - Text" version="1" id="O33">
       <dia:attribute name="obj_pos">
-        <dia:point val="32,8"/>
+        <dia:point val="33,9"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="32,7.405;37.425,8.15"/>
+        <dia:rectangle val="33,8.38637;38.4436,9.18725"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(5) Deinstantiate#</dia:string>
+            <dia:string>#(6) Deinstantiate#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
             <dia:real val="0.80000000000000004"/>
           </dia:attribute>
           <dia:attribute name="pos">
-            <dia:point val="32,8"/>
+            <dia:point val="33,9"/>
           </dia:attribute>
           <dia:attribute name="color">
             <dia:color val="#000000"/>
           </dia:attribute>
           <dia:attribute name="alignment">
@@ -1343,16 +1343,16 @@
     <dia:object type="Standard - Text" version="1" id="O34">
       <dia:attribute name="obj_pos">
         <dia:point val="30,19"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="30,18.405;33.7125,19.15"/>
+        <dia:rectangle val="30,18.3864;33.7311,19.1873"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(5) Remove#</dia:string>
+            <dia:string>#(6) Remove#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
@@ -1406,29 +1406,96 @@
         <dia:enum val="3"/>
       </dia:attribute>
     </dia:object>
     <dia:object type="Standard - Text" version="1" id="O36">
       <dia:attribute name="obj_pos">
-        <dia:point val="6,7"/>
+        <dia:point val="13,7"/>
+      </dia:attribute>
+      <dia:attribute name="obj_bb">
+        <dia:rectangle val="13,6.38638;16.2336,7.98725"/>
+      </dia:attribute>
+      <dia:attribute name="text">
+        <dia:composite type="text">
+          <dia:attribute name="string">
+            <dia:string>#(7) Delete
+slice#</dia:string>
+          </dia:attribute>
+          <dia:attribute name="font">
+            <dia:font family="sans" style="0" name="Helvetica"/>
+          </dia:attribute>
+          <dia:attribute name="height">
+            <dia:real val="0.80000000000000004"/>
+          </dia:attribute>
+          <dia:attribute name="pos">
+            <dia:point val="13,7"/>
+          </dia:attribute>
+          <dia:attribute name="color">
+            <dia:color val="#000000"/>
+          </dia:attribute>
+          <dia:attribute name="alignment">
+            <dia:enum val="0"/>
+          </dia:attribute>
+        </dia:composite>
+      </dia:attribute>
+      <dia:attribute name="valign">
+        <dia:enum val="3"/>
+      </dia:attribute>
+    </dia:object>
+    <dia:object type="Standard - Text" version="1" id="O37">
+      <dia:attribute name="obj_pos">
+        <dia:point val="5,7"/>
       </dia:attribute>
       <dia:attribute name="obj_bb">
-        <dia:rectangle val="6,6.405;9.7125,7.95"/>
+        <dia:rectangle val="5,6.38638;10.4436,7.98725"/>
       </dia:attribute>
       <dia:attribute name="text">
         <dia:composite type="text">
           <dia:attribute name="string">
-            <dia:string>#(6) Remove
+            <dia:string>#(6) Deinstantiate
 slice#</dia:string>
           </dia:attribute>
           <dia:attribute name="font">
             <dia:font family="sans" style="0" name="Helvetica"/>
           </dia:attribute>
           <dia:attribute name="height">
             <dia:real val="0.80000000000000004"/>
           </dia:attribute>
           <dia:attribute name="pos">
-            <dia:point val="6,7"/>
+            <dia:point val="5,7"/>
+          </dia:attribute>
+          <dia:attribute name="color">
+            <dia:color val="#000000"/>
+          </dia:attribute>
+          <dia:attribute name="alignment">
+            <dia:enum val="0"/>
+          </dia:attribute>
+        </dia:composite>
+      </dia:attribute>
+      <dia:attribute name="valign">
+        <dia:enum val="3"/>
+      </dia:attribute>
+    </dia:object>
+    <dia:object type="Standard - Text" version="1" id="O38">
+      <dia:attribute name="obj_pos">
+        <dia:point val="32,8"/>
+      </dia:attribute>
+      <dia:attribute name="obj_bb">
+        <dia:rectangle val="32,7.38638;36.6061,8.18725"/>
+      </dia:attribute>
+      <dia:attribute name="text">
+        <dia:composite type="text">
+          <dia:attribute name="string">
+            <dia:string>#(5) Deactivate#</dia:string>
+          </dia:attribute>
+          <dia:attribute name="font">
+            <dia:font family="sans" style="0" name="Helvetica"/>
+          </dia:attribute>
+          <dia:attribute name="height">
+            <dia:real val="0.80000000000000004"/>
+          </dia:attribute>
+          <dia:attribute name="pos">
+            <dia:point val="32,8"/>
           </dia:attribute>
           <dia:attribute name="color">
             <dia:color val="#000000"/>
           </dia:attribute>
           <dia:attribute name="alignment">

Index: slides.svg
==================================================================
--- slides.svg
+++ slides.svg
cannot compute difference between binary files