uh? Many many developers have an attitude. many many do, like dhh, zed shaw and many others. They can be engaging.
There was something about the copy of this guy that was both repulsive and engaging all in the same serving ... like a train wreck you can take your eyes off.
Not so directly: "I make programs, not shit programs, good ones, you're not the programmer, so shut up". This guy tries to come off as edgy but sounds more like someone who beats his wife.