Simple question about crossbows and Missile Weapons skill

[Shostak]

Originally Posted by phiwum

I think the interpretation is: "Sorry you can't reload and get a second shot off because it takes more time to aim at a difficult target."

But I'm not sure I buy it, since the difficulty is already baked into the negative DX modifier.

I don't buy it either. If anything allows faster shooting of bows and crossbows, it should be high ST.