[mdp2021]

Then some mechanism of deprecation could be immensely better than removal (in software with tolerance - an image viewer or an audio editor are not the same as medical equipment firmware or banking software). It could also encourage the interested to review and update the code in case of need.

Some pieces of software are more free to grow, their value is in options (image processing), while others have value in their reliability (banking).

This said, one phenomenon that appeared in the "unfortunate decade" and which is extremely dubious is that of the propaganda that "less is more". No it is not. Freedom is "more". Constraints are "less". (In the general reality of desktop software applications.)