One of the designers of the innovative Portal, Kim Swift, is at Penny Arcade Expo to illustrate that she is not out of intelligent game ideas.

Swift and her group at Airtight Games will host a PAX panel and provide followers the first sign at Quantum Conundrum, a first-person, physics-based puzzle game arriving next year for Xbox 360, PlayStation 3 and PC.  Followers of Portal will discover the downloadable game to be comfortingly recognizable, from the idiosyncratic humorousness to the intelligent puzzle design.

Wired.com saw a lenient demonstration of Quantum Conundrum to be published . . . → Read More: Quantum Conundrum, Created by Portal Designer