On the other hand, it probably wouldn't take much, especially if you cared to take the time to write a custom-purpose HTTP-redirection server. You must conside

On the other hand, it probably wouldn't take much, especially if you cared to take the time to write a custom-purpose HTTP-redirection server. You must consider the opportunity cost. How long does it take to code such custom server ? As tr.im is not profitable, its developers' time could be used to produce other product/service that has a better business model and is more profitable.