Startups need marketing/business guys as much as they need coders and they need them from day 1. The idea must be pitched, refined and sold BEFORE you get too far in product development, as it is crucial in choosing direction for development.
However, this is somewhat of a blind spot for technical founders, so you first of all have to pitch them :)
However, this is somewhat of a blind spot for technical founders, so you first of all have to pitch them :)