So it is basically a matter of:
fumes in the garage, fumes around the bike, maybe a slight loss in fuel economy VS. 2 lbs of weight, lots of air lines, but less chance of vacuum leakes ??????????
Well GreyBeard did you remove yours (if you got yours in Cali)??
Ben, looks like you did. How's it working out for ya?
What's the fuel vent valve problem clanrickarde mentioned??