Drasi: Microsoft's open source data processing platform for event-driven systems

What does it process it from and what does it process it to?

Is it programmable or you have a concrete concept theorised?

What is it useful for? How it helps business in saving cost or increasing profit? Is it a hobby project?

This post may help answer some of your questions: https://opensource.microsoft.com/blog/2024/10/22/detect-and-...

And the project docs may help answer others: https://drasi.io/

Also, the Drasi team are most active over on our discord channel (https://aka.ms/drasidiscord) where we would be happy to answer questions and help you get started using Drasi.