Thats a frickin good question. On the whole I have come the conclusion that it is to cruise around Kandahar on WMIKs that could be utilised by proper soldiers.
Having said that, some are fantastic, but let down by the majority who are clinically brainless and full of their own self-importance.
Minigun i will pass that brilliant insight of yours onto my rockape mate who 6 months out of honington was blown out of his landy on his first patrol in theatre, along with his 2 colleagues one of whom was not lucky enough to escape with all his limbs still intact. Maybe next time you should stick you neck in the direct firing line before generalising what work the regt actually do!