About online, it's okay, because we opened draenor, many players starts play there, and if you add up the peak online on wod and mop, it will be more than 12 000 people in currenly off-season, april - october.
We still works every day, developers make ~50 fixes every week for core and same for DB, we just don't have time for write chanelogs, but that does not mean that the work is not conducted.