Last week, we opened sign-ups for Google Wave to everyone as part of Google Labs and made it available for all Google Apps domains. Here is the quick (seven minute) update on the state of the product from this year's Google IO conference: Today, it's been a full year since the Wave team first got on stage at the Moscone Center and demoed a new vision for communication and collaboration to a crowd of developers. In a guest article on the Huffington Post last week,