The MS will only be higher for you when you are out of BG and it doesn't really matter then. When you q a bg or arena it's most usually a US server (unless of course an oce player joins first) but you run the same chance of getting shit lag in a BG playing on bleeding hollow as you would on...
A. easy to drop w/o bubble and loh which have quite a fair CD imo
B. they need crusader proc to rip your face off too bad
C. they can cast about 4 heals consecutively before ooming