There's still a major disconnect in this blog post. The problem statement was making all web-enabled devices performant with Canvas, not just desktops and mobil

There's still a major disconnect in this blog post. The problem statement was making all web-enabled devices performant with Canvas, not just desktops and mobiles running Chrome. If Off Screen Canvas is only available for a recent version of one browser engine, it's not going to solve that problem is it?