He's being totally vague and buzzword-y so as to appear smart. There's no actual information to decipher. He could have just said "It's like time stretching and stuff lol, quite honestly."
He allegedly used Csound a lot. You can do the same with Max/MSP or Pure Data or whatever. Lots of DAWs already do time correction and audio quantization.
What he calls "wave-cycle repetition" is probably this:
PSOLA - Wikipedia, the free encyclopedia. You could use that to "freeze" the input, or whatever.