I'd say not enough to make it completely unable to since the car is static when the alignment takes place, but the movement can cause the strut mount to collapse and during bumps in the road make a nice dent in the top of your hood.

Either way you want to get them done. Meyle HD should be fine ~$25/each. Usually I shy away from Meyle, but their strut mounts are OK for right now. Note how I said now. Who knows for future readers.

by looking at the strut the sideways angle thrusts it inwards, the previous struts were completely dead which caused some major hammering which may have caused some fatigue also.

Im trying to correct about 30 minutes of camber on that side and the eccentrics are fully cranked inwards.

Thanks for the meyle experience tip, I'll get a couple of them and check. If that doesnt work then I'll unbolt the arm and check the bushings (they had zero sideways flex btw)