> Based on my research, the earliest computer to use the term "main frame" was the IBM 701 computer (1952)

> This shows that by 1962, "main frame" had semantically shifted to a new word, "mainframe."

> IBM started using "mainframe" as a marketing term in the mid-1980s.

I must conclude it takes the competition 10 years to catch up to IBM, and IBM about 20 years to realize they have competition. Setting a countdown timer for IBM to launch an LLM in 2040.

Thanks for researching and writing this up. It's a brilliant read!