well as a priest i notice a difference it is more hard to keep people up and in this patch i go all the time oom because i must spam heals and shields like crazy.i didn't notice any difference . between now and a few weeks ago
It's about what you'd expect, now slightly harder to be successful at healing through something like a hunter (and sometimes impossible).
Did 5.4.7 go live already? i wouldn't know as ive been without a computer for weeks.