From a beta tester who can now talk since the NDA is lifted.
As opposed to the doom and gloom crowd who have not seen it, but are positive it sucks.
Ima gonna go with the person who has actually seen the inside of the expansion.
I'm going to go with logic. You know what they say about giving a little something to everyone.
Also, there are some class stories that don't really need much anything interesting to beat it. I.e. trooper already did much do-what-your-commander-says-missions and lead troops to battle, basic stuff that any sith or jedi could also do.