The reason artists have agents is so they can get work. Because there are more artists than paid work. Programmers are in such demand that one does not need for such thing. Thus, this kind of service popping up signals that there is so much frees money flowing around (the bubble) that people are looking for ways to grab a bunch and runaway.
Let's be honest here. Aside from the ego stroking of having an agent, what value do these people provide?