Why should that tip off your BS detector? There's a long, long, long, long history of amateurs lavishing far far more attention on their rigs than pros ever could. It became a trope in Renaissance literature.

Basically, people get rich doing other things and then dive into their hobbies buying all top-of-the-line gear. Whereas the pro started with nothing and learned the basics, so they are able to get much much better results from substandard gear.

Holds across all creative disciplines.