Let's say you have $1,000 to burn on a desktop PC gaming monitor. You could buy a brand-new 4K display with quantum dots, high dynamic range, and a fast refresh rate, or splurge on a curved QHD monitor so wide that it stretches into your peripheral vision while playing.Alternatively, you could venture onto eBay and spend similar money on a CRT monitor from 20 years ago.The latter option might not be as ill-advised as it seems. Within PC gaming circles, some people insist that cathode ray tube mo...