Although I love the accuracy of HPA.I too have yet to see the need for it.
With the mods I have done I couldn't ask for anything better than the co2 set up.
My first paintball game was last year.
I should know everything there is to know about paintball.
The best marker is the one I use.
I learned everything I need to know about how to fix and run a successful paintball venture from the Internet.