New Smash 4 tech: The next level of Perfect Pivoting? This quicker, more precise version may be the future of Smash 4
it's a movement option that opens up a lot of possibilities. it would be a bit foolish to intentionally attempt to not use useful techniques if you want to be a competitive player. that being said, if there are characters that do not benefit greatly from using it, then it is less of an issue. iirc, Aniki (or another notable Japanese player) was famous for never wavedashing. However, this was early on, when the tech ...

Dan hits 11 Gadokens in one combo, Decapre easily stuns Guy, and more: "That Ain't Omega!" Doopliss' USF4 v.1.04 combo video
nah, people have demonstrated AA Ultras on crumpled opponents. most of the time it isn't used often in matches outside of styling, though. a good portion of SF4 Trials have had focus > AA Ultra as an individual challenge as well (Super and Ultra trials alike).

'He’s a zoner… with a ranged grapple… and great (situational) mobility… and traps… oh, and curses too.' Developer's details on KI's newest character
as others have said, Anakaris, Omega Red, Necro's low grab, and Super Skrull.