It met my requirement of being 200+ bricks tall. It is 206 bricks, or 5 feet 5 inches. And yes, it's freestanding on those two thin columns.
Now, how to take final pictures of this behemoth...
If you're going to be at Brickfair, you get to see it in person. Extreme amounts of bribery will be required to get me to bring this to Brick Con.