This is entirely a matter of personal taste

Of course it is! Who's saying anything different?

beatification

Hardly that - just giving credit where credit's due that's all. PB was a man who dared to push the conservative Folk Envelope (just a bit) and suffered rebuttal as a consequence. The others played it safe, and continue to do so, which accounts, IMHO, for the disparity between the glories of The Tradition and the MOR / Easy Listening status of The Revival even at its most (dare I say) traditional.