It’s quite a while since any of us unpacked a brand new VGA monitor, but since so many machines still have the ability to drive them even through an inexpensive adaptor they’re still something that ...
I have an old CRT. I think it's an Apple Multiple Scan 15 (I'm away from home so I can't check). It came with a Power Mac 6100/66 and required an adapter to plug into that odd HDI-45(?) socket.