Or they were written as 32-bit apps, which became verboten on iOS not long ago. I had a bunch of games I had paid for and enjoyed for a long time vanish suddenl

Or they were written as 32-bit apps, which became verboten on iOS not long ago. I had a bunch of games I had paid for and enjoyed for a long time vanish suddenly because their creators didn't deem it worthwhile to go back and recompile them as 64-bit.