Originally Posted by US///M3
From the Jalopnik article.
"It's for guys who want to be associated with racetracks but don't actually go to the track themselves. It's for the modern poser racer. A luxury version of those fast and furious Honda civics with race seats and belts but stock engines that kids drive around on the street."
Anyone who drives a car on the street that they don't make 51% or more of their income from racing said car is either a poser or a hobbyist.
Personally I don't know anyone who makes money track-racing their daily driver.
So I guess I'm more comfortable labeling the author a hobbyist.