Not a fan.
I most certainly do, that way I get to pay less to use most features unlike some other softwares.
I think it is self-erasing to adapt to someone else's accent, I'd say you try to make yourself understood and you'll be fine.
How can you ever comepletely understand yourself? I know it is cliche, but I can't help but wonder.
Well it does provide some quick gossip, update, and interaction with friends, but I am not big on it, yet not apathetic either.