The hard drive is full. Surely I have lots of stuff I don’t really need and could delete. Let’s see…

Nop, can’t delete
Nop
Nop
Nop, I need this
Nop
Nop
Nop, I don’t want to delete that
…

Oh, I need a bigger drive. This one is too small, that’s the problem!

[Repeat every X months]