SpeedCast, which was marketed under the name MillMax from 2019 to March of 2025 by MSC, was invented by Dr. Tom Delio, David Barton and Matt Dean. The origin story was chronicled in this October 2020 cover story in Modern Machine Shop magazine:
https://www.mmsonline.com/articles/how-machine-tool-dynamics-could-become-a-us-supply-chain-strategy
The same kit and software are now available under teh SpeedCast brand.