Google has launched a new set of tools to increase user interaction with Google Wave. Among the tools are a "WaveThis" button, a "WaveThis" bookmarket and a chrome extension. Google Wave was introduced last year, and a lot of hype was built up around it. Very few people actually had access to it for a while, but eventually more and more people got invites, but many were still unsure of what to do with the service once they did have access. At Google I/O last month,