There is one reason why a team would drag out the bg for kills and that is if one of their team mates is close to achieving wrecking ball. Other than that, it would be nice to end it quickly.
I have been seeing folks using Cobalt Frag bombs however they are Northrend Engineering and requires 350. Does one have to be grandfathered into engineering to use them? I want in on this extraordinary contraption.
Hit O which is the standard hot key for bringing up your friend's list. Up at the top is your btag or battletag. Usually it will be something like: Crunchyroll#1584.