So, not much is lost here. Back then, Metro apps weren't really popular, and any Arm apps that exist today are already made for Arm64. But if you still have really old apps on your PC for some reason, ...

The year is drawing to a close, so there’s a very good chance that you now find yourself staring straight down the gaping maw of Windows 8. Maybe someone gave you a new Windows tablet or PC as a gift.