One interesting thing of living in the AI era is that every single one of these old apps (that people still use and never paid big money to upgrade because it it ain't broke don't fix it) can now be rebuilt for $5 in ten minutes if you really know what to do (YMMV)
If you don't know, you'd have to pay an expert big money to do that and the migration abandoned just like before, so another decade will go buy until AI does that without permission just because it found a possibility for optimization and it is instructed to do so without human approval, because governments