Didn't see this in a search, so I figured I'd post it. You may have heard of "TED" Talks, lectures on various technology trends and science subjects. David Byrne talks here about how music has evolved over time to fit the venues it is performed in, including the revolution of recorded sound vs. live. His theory, anyway. Interesting at least.
David Byrne: How architecture helped music evolve - YouTube
David Byrne: How architecture helped music evolve - YouTube