Today, of course, that Oh Wow! moment is more likely to be sparked by a video game or, more recently, a visit to a virtual world. And after all, it was time for a change anyway, what with the discovery of subatomic particles, and the assumption that there's no physical "there" there at all – just electronic charges. Or whatever. Personally, I've always found the video game day dream more appealing and amusing than the atomic theory in any case. After all – how much difference is there between energizing a monitor and the Big Bang? Oh Wow