By now you know waaaaay too much about Toshiba's format-war surrender, the death of HD DVD at the hands of the larger Blu-ray armada. You may even be eying the Blu-ray players mounted proudly in point-of-sale displays at Best Buy or Wal-Mart. Pricing hasn't come down to HD DVD player levels—and with those sinking even further, it's unlikely they ever will—but the need to get in on the action might provoke you to spend some extra dimes. All we're saying is DON'T! Not yet. If you don't know why, let us explain.We're not going to tell you that HD DVD will somehow come back from the grave to eat Blu-ray's brains or anything Romero-esque like that. Even China's CH-DVD—an easily mass-p ...