Square has released the E3 2012 trailer for Quantum Conundrum from Portal creator Kim Swift. It shows some of the crazy dimension shifting you’ll have to do in the game to solve the puzzles. Check it out below, courtesy of GamerTimeUSA. Quantum Conundrum is due via digital distribution this summer, on PC, PS3 and Xbox 360. The console versions remain undated, but Steam has the PC version down for a June 21 release in Europe and the US, and June 22 in Australia, with 10% off pre-orders.