As a realatively new player I can't agree.
While playing as a Skulk vs. a Jetpack definitely is frustrating; it's rock paper unit - he paid a lot for that equip; so why should a free unit easily kill him?
Sound:
Aliens are incredibly loud.
With a decent headset you hear them from 2 or more rooms away.
However, many people fail to play with sound - or simply like to listen to music while playing.
Not using sound takes aw…
