Shouldnt this read more something like "servers died" - thats why the implemeted lfd/lfr/x-realm...
Individual servers yes,. they used to give a sense of community because you were stuck with those people - the good and bad ones alike.
Now the pool of bad people has increased tenfold, and the good ones will just jump into the same random batch or leave the group if they don't like the matchup.
The difference between good and bad players has increased.