Indeed. Be careful with Protovis -- there hasn't been any work on it since last August or so, and the primary maintainer has pretty clearly moved onto D3. If y

Indeed. Be careful with Protovis -- there hasn't been any work on it since last August or so, and the primary maintainer has pretty clearly moved onto D3. If you're starting a new project, or even have some work invested in Protovis, I'd migrate it to D3. Working with a dead library isn't the best idea.