One-handed ANYTHING is freaking dead? Duh!!!!!
Granted he beat four top 10 opponents etc. etc. but that was LARGELY if not SOLELY because those clowns were unable to force Tsitsipas to engage his backhand sufficiently enough to corroborate above argument.
His youth (age 19) didn't hurt either.
Stellar forehand will only take you so far - and that's if you are SUPER talented. Just ask some clown from Red Cross!!!!!!