in nosharh u can shot through some walls you know? it's a bit oftopic but had to mention. that bug is actually useful especially with sniper rifles or revolvers. so if enemy moves to one of the bushes itll get killed in one shot on hardcore type hp server.
u dont really have to use this, but incase it's good to know.
well he's maximum rank so i cant consider him hacking unless someone else logged the acc someone owns. and where he was before killing you both of you can be victims. the spawner and the person going to the spawn point. he's clear.