"When Teri Perl described the project to legendary computer scientist Alan Kay, he said, “You’re wasting your time. It can’t be done.” That is, the basic idea was simply too complex to run on an Apple home computer. When Robot Odyssey shipped, the company gave Wallace a plaque that said, “It can’t be done. —Alan Kay.”"
"When Teri Perl described the project to legendary computer scientist Alan Kay, he said, “You’re wasting your time. It can’t be done.” That is, the basic idea was simply too complex to run on an Apple home computer. When Robot Odyssey shipped, the company gave Wallace a plaque that said, “It can’t be done. —Alan Kay.”"
That's an awesome story.