Features and technology tested in CO will trickle down to our carry, duty, and home defense pistols, which is a good thing.
Open will still be open and isn't going anywhere or going to change unless there's some radical changes to the rules. Flashy, tricked out, loud as hell guns that can hose full speed ahead will always be appealing on some level, just like drag racing automobiles. Totally impractical for anything but games.