I have trouble believing it will remain expensive unless there is a cultural taboo against it.
In general, once proven out, there should be pretty high demand for the tech - and that provides a lot of opportunity for profit for whomever can get the costs down.
What looks like a bigger blocker to me - AFAIK, IVF is really harsh on the body isn't it? Lots of hormones to force out a lot of eggs. That looks like the real adoption bottleneck to me.