man, some of y'all are delusional.
If the guy can tune, he can do the shit from his couch. Think if he's $50 cheaper than the other guys, anyone's going to give a **** about that, to get their car tuned? This is America. lolol
Considering he seems to be blaming his lack of computer skills/lack of sense with his bonerism, I'm not convinced he could load a floppy on a C64 let alone a pcm.