[prey] Demo feedback

[Ryan C. Gordon]

> If people plays multi-prey (I did't found any server with the demo) I'll 
> buy the full linux release. As I bought quake4 and quake wars. I 
> shouldn't do it, It will hurt my sleep hours an my overall productivity.

There are very few Prey servers in general. Multiprey will work against 
Windows and Mac players (and you can host the server on any platform, 
too), but you're more likely to be playing against your friends in a 
scheduled match than hopping on a random internet server for a quick game.

--ryan.