3 ms·
ZZ is definitely younger than ZB, and I think that story checks out. ZBF2L just tries to orient LL edges with the last pair, while ZZ moves it to part of the EO
by nsilvestri 4y ago
ZZ is definitely younger than ZB, and I think that story checks out. ZBF2L just tries to orient LL edges with the last pair, while ZZ moves it to part of the EOLine/EOCross. In both methods, ZBLL can be used to do LL.