I kind of dig the Chapman YouTube channel. They do quite a bit of blind testing of guitars and amps and they get to some interesting conclusions. Here we learn that the sound of different gauge strings is not so much as the feel of them.
Other things we've learned is that the Squire Classic Vibe Telecaster is arguably better than its Fender equivalent.
And Ringo Starr is left-handed, but plays a right-handed kit. This. This explains so much about the incredible style of The Beatles. I can't even begin to say.
And the 23 best cats in kick drums.