It's still a good game. If they finish what they've started it will be a pretty good game. It has the potential to be a great game, but it all depends on how fast they're able to work.
They did a big class rebalance, and it was a step in the right direction. The class dev is not only aware of the problem, but actively working to fix it.
Sure it would be better if it wasn't a problem to begin with but he could also pull the old "well maybe vanguard isn't the game FOR you" line. And he's not doing that.
Just remember nobody is really gonna talk about "wow this part is AWESOME!" because that's not how criticism works.