Probably true, but if you want to get "technical", Jimmy Page never played anything the same way twice :) Even your version doesn't turn up anything though - j

Probably true, but if you want to get "technical", Jimmy Page never played anything the same way twice :) Even your version doesn't turn up anything though - just 7 5 5 5 gives a whole bunch of Jon Bon Jovi and Scorpions knockoffs.