In your case, it's probably a good solution, but so would any streamer really. Some of the problems it claims to be solving are probably non issues for a lot of setups.
In other words, it's kind of an over-hyped middle man, but the possibility of using a long CAT 5 is a tempting one. :) However, by using a real network, you can get more flexibility.
There are also powered USB extension cables that can help you as well.