Just fyi, Ferals stopped having instant clone since S14 (Grievous). So yeah, they didn't have instant clone at all in S15.
Also, chill. He's just a guy on a forum who calmly stated his opinion about a 13 year old game having flaws. He didn't offend your mother/wife/sister or some shit. xD
Yea I forgot that a lot of changes happened mid MoP but still doesn't change the CC outcome.