> > At what point do Beatles songs go from being old to new?
>
> Right around when they start using instruments of a nonpercussive nature, I imagine. Their early songs are all rhythm, but their later songs have some piano and else in them.
>
> Another, perhaps less subjective, distinction would be that early Beatles is pre-"Revolver," and late Beatles post-"Revolver." Or, at least, that's where I'd put the line.

Technically, pianos are in the percussion family. *grin*

Nyper"BIRTHS - Mr. Xylophone Percussion and Ms. Guitar String Percussion announce the birth of their daughter, piano percussion... okay, that was silly"old