This. He often ends up having to chuck up bad shots at the end of the shot clock, because of the lack of other scoring options. Dell Curry, one of their announcers, talks about this all the time. Says it's why his shooting % is so low.
Things 'should' be a little better in that area now, but we'll see.
Honestly, I think his lack of size hurts him more than anything. That was sarcasm, given how many Wiz fans have a penchant for overrating their players.