Dynabook hw cost

Alan Kay alan.kay at squeakland.org
Thu May 24 16:04:16 UTC 2007


Hi Ralph --

I don't think either Ungar's architecture or the criticism of it 
below address the most important issues of making VHL object-oriented 
computer hardware (both then and now).

Cheers,

Alan

At 08:05 AM 5/24/2007, Ralph Johnson wrote:
>Here is what Dave Ungar says he did on the project (among other
>things): http://www.linkedin.com/in/davidungar
>
>His thesis is online 
>at  ftp://sunsite.berkeley.edu/pub/techreps/CSD-86-287.html
>
>It also got turned into a book:
>http://www.amazon.com/Evaluation-Performance-Smalltalk-Distinguished-Dissertation/dp/026221010X
>
>Here is some criticism of his results:
>http://www.cs.cmu.edu/afs/cs/project/ai-repository/ai/lang/lisp/txt/garbage/post.txt
>
>I like his thesis very much, but there is certainly room to argue with
>the conclusions, if for nothing else than that the world has changed
>in the last 20 years.
>
>-Ralph




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