Music crosses cultures and language barriers and it makes people feel good.
Music is a potent energy force.
I'm a blues guy and I listen to blues all the time and blues is timeless.
The longer you live, the longer you hear the repetitiveness of things. So, it's hard to get excited about new stuff.
People tend to forget that we tie our life history to music like the soundtrack to your life in many more ways than just having a hit record on the radio.
Take away all the emotional baggage of any band's fight, be it The Beatles or The Stones, but in the end, you just enjoy the creativity. That's what the legacy is.