[Bruce Buckley]

By why is it that the chicks only need a 3 year commitment?

[Captain Compassion]

Good for the environment I guess. It may become mandatory. Why am I a little uneasy about this?

[A_perfect_lady]

It probably has to do with the level of difficulty of the procedure and the amount they have to pay the medical personnel (or their time commitment if they are doing it pro bono).