It's a metaphor, not an equivalence. It doesn't even have to be in the same field, as long as the meaning is conveyed. Bit rot is an excellent metaphor, even th

It's a metaphor, not an equivalence. It doesn't even have to be in the same field, as long as the meaning is conveyed. Bit rot is an excellent metaphor, even though it's nothing like physical rot if you get pedantic about it.