Video of The Bug: http://www.youtube.com/watch?v=ZW-OPpb9zC8
Description: Pretty much normal use of the leggings though it does seem the whole suit but mainly the leggings when running a lot drains 10 times more energy client side. But once you re-equip it seems to reset it fine. But it can be annoying since if the client see's 0 health you run out of gas!