IMO: 1. A lot many experts are totally unaware of the other side of tech. 2. Experts charge much more even if the requirement wasn't huge (if freelanced exper

IMO: 1. A lot many experts are totally unaware of the other side of tech. 2. Experts charge much more even if the requirement wasn't huge (if freelanced expert) 3. Communication is hard. Communicating with four experts about new systems is much more hard then communicating with four full stack devs.