Oh, right. It can eat other ships alive by blowing past shields and ripping enemy hulls apart.
The new development blog highlighting the strike fighter discusses how strike fighters are generally the targets of all the other defensive mechanisms -- sure, a gunship can snipe things, but if it gets caught within weapons range of a strike fighter, it's in big trouble. The strike fighter might not have the speed of the scout or the armor of gunships and bombers, but it's maneuverable, nimble, and built for dogfighting. Check out the full development blog for more details on the lynchpin of the fighter squadrons.