Unfortunately, they are filtering traffic to The Pirate Bay's IP adresses as well. This was part of the verdict, they have to filter the list of IP addresses (hosting TPB) that Brein provides.
Edit: I, as most other people here, are perfectly capable of setting up a tunnel. Most people outside these small confines aren't.
Not yet. That will change as soon as they deem it necessary. A lot of technical people are willing to explain to less technical people, and there are suddenly a lot of easy tutorials on how to circumvent the blocks.
Just like previous tries by Brein, the effectiveness of this won't last a day.
Edit: I, as most other people here, are perfectly capable of setting up a tunnel. Most people outside these small confines aren't.