wearing a gi makes your escapes true, because the sweat factor anyone can slip. with a gi it is harder to break grips, keep posture, keep from getting swept. your opponet has much greater control of you and there is many more sumbitions available.
please tell these guys that learing with a gi is ineffective, they must have not got that memo.
minotauro, fedor emelianenko, bj penn, karo, all the gracies, ricardo almeida, shinya aoki, yoshihiro akiyama, hector lombard, jacare, thales leites, paulo filho, demian maia
"every second your not training, he is..... and he is doing it, just to kick your ass"