Valve is going to update Portal 2 release that it is much easier to own levels. The developer wants the puzzles to further stimulate the by also sharing with other players to facilitate.
Valve introduced Portal 2 Authoring Tools in may and have developers from then on more than 700 levels built. Many prospective Portal 2 developers gave, however, that it is very difficult to own puzzles for the game. In addition, the result was difficult to find for other players.
In a next update of Portal 2 is the puzzelmaker a lot simpler, promises to be the developer now. New levels would be not only much simpler to make, but also easy to the Steam Cloud, and from there are easy to share with other players.
The results will be published on a special community site, where other players with a single click of their game can add. The site makes it possible to puzzles, to rate, to comment on and for the creators to follow.