Conspiracy theory: Red XP intentionally nerfed to reduce population gradually ahead of an eventual merger with Blue/Teams, to minimize crying from active players.
Also, a lot of these "new" ideas for Teams (underdog team XP/stat bonus, IP restrictions, etc...) were covered in depth in a giant thread I made
six months ago:
http://www.project1999.com/forums/sh...d.php?t=120312
This Teams ruleset remains the most comprehensive and best-received of any that has been proposed.