It's not even that because you can be economically successful as a band without selling a single record. Plenty of bands make a decent wage just by touring lot

It's not even that because you can be economically successful as a band without selling a single record. Plenty of bands make a decent wage just by touring lots. To say no one does implies that you think of the music industry as only the top 0.01% of megabands. Unless you're a megaband negotiating an awesome contact odds are you will make most of your money from touring not CDs.