["Useful"... It directly goes against his inner monologue, so he can't stop the brief grimace or the way his nail stabs at the floor like it can break the surface if he tries hard enough.]

You don't have to fucking pretend... I know it's kinda shit. [But anyway...] I haven't done much with changing it back. I know I got books from a couple years ago that are still how I changed 'em to be, so as far as I know it's forever.