Conway's Game of Life – Bill Gosper's Remarkable Demo

I'm astounded every time I come back to these videos, and I know HN will appreciate them. Nowhere else have I seen this level of Life hacking.

If you know a way to access the software or patterns used in this demo, please let me know.

Youtube description:

"Bill Gosper's LIFE and MACSYMA presentation from November 4th, 2007 at the Computer History Museum during VCF 10."

Part 1: https://www.youtube.com/watch?v=BpgA2oCQj9o

Part 2: https://www.youtube.com/watch?v=PFxEyoujzxw

Part 3: https://www.youtube.com/watch?v=ppnadmuDRIs

Part 4: https://www.youtube.com/watch?v=5wmg7xZLtjU

Part 5: https://www.youtube.com/watch?v=d_AXix3ALeM

Part 6: https://www.youtube.com/watch?v=Cplgw4h_zgk

Bill Gosper: https://en.wikipedia.org/wiki/Bill_Gosper

Hashlife: https://en.wikipedia.org/wiki/Hashlife