The problem is, G43s are at 3 cps. Snipers have a good 6-8 mins of free trolling time on the field before G43s arrive.
Camo bonus is quite enough to kill the snipers.
Get your own sniper hiding for more success rate.
What piss me off is if the sniper in a clown car, you cannot countersnipe it. If it works like PE IHT, the sniper inside should be instantly wipe out, but it is not.