[popman]

> neither xz nor lzip can correct errors

Speaking of which, is there even a unixy way of adding/applying error correction information to a stream or file?

Ideally, one should be able to do this in a pipe.

[comex]

I didn't know the answer, but I was interested so I googled it:

https://unix.stackexchange.com/questions/170652/is-it-possib...

Basically, you want the tool "par2".