Super Mario 3D All-Stars monstrous performance on amazon.com and it's already overtaken TLOU2 2020 total sales.

[Dulfite]

So I know you can't physically buy or digitally buy the games after March (or I suspect you will but in some other form), but can someone please clarify if I'll still be able to play or download (if I were to uninstall and want to reinstall later) my digital copy after March?