Hey Tom,
I've had and heard both, and I definitely prefer thee solid plates. And tubesusa is definitely out of the globe special edition as I recently asked about them.
Good luck,
Jim
Jim Rebman -- recovering audiophile
Equitech balanced power; uRendu, USB processor -> Musette DAC -> 5670 tube buffer -> Finale Audio F138 FFX -> Cain and Cain Abbys near-field).
s.e.x. 2.1 under construction. Want list: Stereomour II
All ICs homemade (speaker and power next)