yes man this lagg really sucks especially in times of this special events where everybody turns out to participate.
e.g. take some about 50 ppl at one place and ahoy there u get an extreme lagg.
this game is not made for big big special events.
Before u blame the game, Try to findout whether there is packet drop.
U wont feel the packet drop when u browse, only when u play games.
Try ping <your gateway ip> -t
you should get reply...
Reply from <your gateway ip> bytes=32 time<1ms TTL=64
if you get anything other than like that looks like the above, you
got some problem your connection.