Comment by igouy

Smalltalk suffers from mis-information —

> oops, did I delete the Object become: method again?), and its gone for good.

And then you admit actually it's not gone for good because if you created the method that will be recorded in the changes.log file and if it was a provided method that will still be in the provided sources file.

https://cuis-smalltalk.github.io/TheCuisBook/The-Change-Log....