Talk about Excel...😜

https://www.thermofisher.com/us/en/home/clinical/cell-gene-therapy/cell-therapy/cell-therapy-manufacturing-solutions/rotea-counterflow-centrifugation-system.html

The original code to operate this amazing medical "laboratory in a box" was a monster Excel spreadsheet. It was written by one of the brilliant founders of Scinogy from Melbourne, Australia. I was a member of a consulting team that re-created the Rotea operating system in C# actual code. But I have to say, I always felt that the Excel implementation was a real tour de force.😆