There are a lot of people using technology that are playing to a click with backing vocals already stuck in there on some computerized thing that runs along in time to the show so they have these amazing vocals that are only partly the guys on stage producing them at the time.0
Use this quote
Technology is like water; it wants to find its level. So if you hook up your computer to a billion other computers, it just makes sense that a tremendous share of the resources you want to use - not only text or media but processing power too - will be located remotely.0
Use this quote