I guess two things to consider:
1) Due to possible new legislation certain items may not be available in the future. I noticed you did not list a location, so not sure how much this impacts your decision, but I guess it could.
2) Due to the possible new legislation selection is very limited in most shops and prices are maybe a little high. Be sure to do your research before you buy to assure someone is not taking too much advantage of the situation.
The 9mm is a great round and can fit a lot of different applications from full size handgun to pocket gun. It is also very effective, usually readily available, less expensive and fun to shoot.
A major source of objection to a free economy is precisely that it ... gives people what they want instead of what a particular group thinks they ought to want. Underlying most arguments against the free market is a lack of belief in freedom itself.
- Milton Friedman