Fifty Years of Ruby: Changes based on Noel's feedback

Most of the rest of the changes to this talk will be based on his
feedback. :D

Fifty-Years-of-Ruby/README.md

@@ -39,16 +39,79 @@ To create a PDF:
 marp --config=marp.yml --pdf --preview slides.md -o slides.pdf
 ~~~
 
+
+## Feedback
+
+- elevator pitch
+    - what is the point?
+        - Ruby influences and influenced-bys
+    - tie it back to Ruby better
+- Chronological order
+    - Timeline at the top or bottom
+- EngleBART
+- Wait to introduce myself during the first quote
+- Dave Thomas might be in the room?!?!?!?!?!
+- Matz may be in the room!?!?!?!?!
+- less about Dynabook
+    - tie anything in with Smalltalk portions
+- Alto team?
+    - Felt guilty having spare computer cycles overnight
+- $32k in 1973 is now $200k ✅
+- More fun with constraints
+    - RAM
+    - GUI
+- Define more terms
+- Assume less knowledge about Lisp, etc
+    - Show lisp code?
+    - Show Perl?
+        - Camel book picture
+- Transition slides
+- Drop Vannevar Bush? ✅
+- Describe what is happening at MoAD
+    - Talk more about key chorder
+- Gap between 1980 and 1997
+    - Smalltalk was a viable language in the 1990s
+    - "Escaped from the lab"
+    - Airline industry ran on Smalltalk for a long time
+    - Original XP C3 team was in Smalltalk
+    - IBM VisualAge Smalltalk
+    - Supplanted when Linux made UNIX cheap
+- Rediscovery, reinvention, interpretation by Ruby
+- Why did C++ win?
+    - File-based
+    - UNIX ecosystem
+- Squeak started at Apple
+    - Smalltalk-to-C generator
+    - Build a bootstrapping kernel
+        - Easy to port to new platforms
+    - When moved to Disney, forked the Open Source project
+- Pharo is more popular than Squeak
+- More about Avi
+- Tie in other languages
+- Slot back in what Ruby took from languages
+    - What Matz innovated
+- Drop a few newer languages ✅
+- Only inspired by Ruby - Elixir, Rust, Crystal ✅
+- How Ruby fits in to history of personal computers
+- New Ruby features
+    - What is the context
+        - Borrowing
+        - Innovating
+        - Other languages borrowing from Ruby
+
 ## TODO
 
 1. Questions for dry-run
     - Should I just put everything in chronological order?
     - Should I put the RubyConf graphic on most slides?
-    - Note these TODOs
+    - Note the TODOs below
     - Suggestions for better transitions
     - Suggestions for better pictures
     - Should I include full dates, or just years?
+    - Too much?
+    - Too little?
 2. Language support for Faux-O
+    - Boundaries talk
     - Bob Martin said that the only thing that has changed in the last 50 years has been adding constraints
         - Structured programming constrains use of GOTO
         - Object-oriented programming constrains use of global variables
@@ -62,19 +125,36 @@ marp --config=marp.yml --pdf --preview slides.md -o slides.pdf
             - But the syntax looks the same as OO
             - They can **represent** a state instead of **having** a state
         - Message-passing actors for the procedural shell
-3. Compile-time execution will continue to gain popularity
+3. Why Smalltalk "lost" to C++
+    - Ask Alan Kay on Quora
+    - Worse is better
+        - Smalltalk ecosystem made it too difficult to share code
+            - The image
+        - Wanted everything to be inside Smalltalk
+            - Hard to talk to DBs
+      - C++ fit into the UNIX ecosystem
+4. Key ideas of OOP
+    - Message passing
+    - Encapsulation
+    - Polymorphism
+    - picture of cells "communicating"
+5. Compile-time execution will continue to gain popularity
     - Today: you tell it what should run at compile time
     - Future: let the compiler run whatever it thinks is best
-4. Slide: XR, new Meta concept, Apple XR, Oculus, etc
-5. Make Headings stay at the top of the page consistently
-6. Fix colors in header/footers
-7. Add "RubyConf 2024" to title page
-8. Make quotes look nicer
-9.  Add a header with the date?
+6. Slide: XR, new Meta concept, Apple XR, Oculus, etc
+7. Smalltalk is still used today
+    - Heyday was the late 1999s
+    - Many of the people moved to Ruby
+8.  WYSIWYG
+9.  Make Headings stay at the top of the page consistently
+10. Fix colors in header/footers
+11. Add "RubyConf 2024" to title page
+12. Make quotes look nicer
+13. Add a header with the date?
     - or the title
     - or RubyConf 2024
-10. Create a thumbnail of the presentation
+14. Create a thumbnail of the presentation
     - `marp --image=png slides.md -o og-image.png`
     - generate slide-show with `--og-image=og-image.png`
     - or add `image: og-image.png` to marp.yml
-11. Makefile?
+15. Makefile?

Fifty-Years-of-Ruby/slides.css

@@ -25,6 +25,13 @@ img[src="assets/RubyConf-2024-background-doodle-2.png"] {
     width: 300px;
 }
 
+img[src="assets/Smalltalk-76-UI.jpg"] {
+    position: absolute;
+    top: -187px;
+    right: 0;
+    width: 50%;
+}
+
 .columns {
     display: grid;
     grid-template-columns: repeat(2, minmax(0, 1fr));