In case you missed it, that’s IBM’s plan (or at least their marketing team’s plan)!

https://arstechnica.com/information-technology/2023/08/ibms-...

Also obligatory: calendar based cryptocurrency that measures time on the blockchain and also incidentally makes its creator rich by providing him with the largest initial allocation of currency.

LLMs can suggest migrated code but you still have to review it and test it. And you have to review not only what it migrates but also what it does not.

So it does not save you much time.