Amps or Speakers which one to upgrade next


I have a Rogue Audio Cronus Mag integrated driving Vandersteen 2ce sig II
Very happy with the setup but looking to do better  My budget is around $7000
preferably new but used might be Okay
Let me know what your thoughts are
128x128tomstruck
I agree with Nycjlee and restate my comment to go back to John Rutan and get his take on this.
You've gotten lots of good responses, but I think that having Johnny will provide you with the best information for your situation.
I need to go and listen to his systems again.
Bob 
Thanks 2channel8 ordered iostek set-up disc 
Like I said in a previous post I talk to John all the time
I will be at Johns on 12/16 for the Vandersteen open house
@inna 

The very basic principle of electronics is that a good design should be independent of individual device parameters. To put it in the language that everyone here will understand -- if tube rolling changes the sound of your gear, then your gear is garbage.   
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He knows that he doesn't know or pretends to sound like that. Either is fine with me.