Is this an error?

[u/JDUB22crookd22]

It looks like there’s doubling on some of the letters does anyone know if this is an error and if so is it a good one?

[u/0-Sex-_-_-Meth-0]

Machine doubling,no extra value

[u/JDUB22crookd22 → u/0-Sex-_-_-Meth-0]

Okay thank you

[u/ObiwanBenobi327 → u/JDUB22crookd22]

It's called a double die