It starts in a room themed a little bit like the Portal 2 infomercial adverts, which is a wonderful little touch. It's Google Sketchup in Aperture Science.
The Portal Puzzle Creator is a simple, instinctive map maker for Valve's lovely game. Then I'd be able to do it.' So I'm basically claiming that this is all my idea.
'If only', I've thought to myself, 'Valve had come up with something simpler. I might have a vision, I might have a plan, but I don't have ability to figure out how to mould the Source SDK's four windows and icons into something more complicated than a box containing a series of smaller boxes. There is a point when I'm fiddling with a level editor when the crushing weight of incomprehension finally manages to smoosh my ambition into a sad, red smear.
So instead we got Craig 'Fearless' Pearson to take a look, because we knew without a doubt that no one else can create a box with some boxes in it like him. We looked at Portal 2's puzzle creating Perpetual Testing Initiative, a streamlined, user-friendly application for making your own Portal 2 rooms, and then cried.