Bob Dubery wrote
Maybe he needs the money.
Playing live is what he most likes doing. Not likely he needs the money. He may have been given low mechanical royalties, etc, but he would still get songwriter's royalties and he has a staggeringly large catalogue of songs - many of which have been recorded by thousands of different artists through the years.
BTW - my better half just showed me this mickey-take on the whole GPS thing:
Also, speaking Dylan Mickey-taking, have you heard
Polka Dot Undies by Bowser & Blue? Truly excellent...