Carver Model 2866 Boattest Are Newer Stereo Amplifiers Better Than Vintage Phase Linear By Bob Carver?

Are newer stereo amplifiers better than vintage phase linear by Bob Carver? - carver model 2866 boattest

I've always wanted a PL 700B, but I wonder whether the new electronic system that goes far beyond the realm of the vintage. The tube sounds older model, compared to today?