Amazing: Stephen Wolfram demonstrated running Mathematica 1.1 on an old Mac, then transferred the notebook he wrote via floppy to a modern Mac running a modern Mathematica version and it opened the notebook and ran the code. Rare thing today. https://www.youtube.com/watch?v=HxWg8exJxNY
Founder of Coding Robots. Created Mémoires, I Write Like, BlogJet (acquired) and StableLib. Author of Password Authentication for Web & Mobile Apps (http://dchest.com/authbook/).