Because travel has always been such a vital part of myself and so essential to who I am, I have made the decision to continue to put myself back out into the world. And that's not an easy decision to make.
When I started to mention to people who know about such things, 'I'm doing this game, 'Portal 2', they got very excited, suddenly. More excited than anything I've ever done before, weirdly. Gamers are incredibly enthusiastic about the stuff they love.