Temerity? You pompous oath, don't be so precious, it is hardly my fault if you're unable to understand the notion of 'occasionally', so yes I will question your intellect rather than sugar coating the initial statement of 'he's not very technical', that stands and is able to be interpreted you buffoon, and 'occasionally' doesn't mean a fixed term, are we getting it yet? You say he doesn't have the skills set, I disagree, in fact, certain that he will be 'interchangable' (there's that word again), with the other 3....
Anyway precious, you are right , the matter of fact attitude demands it....