The bar is definitely a shady, unneeded annoyance. However, I wouldn't worry too much about it hijacking the SEO for your site by not using a 301 redirect. Tha

The bar is definitely a shady, unneeded annoyance. However, I wouldn't worry too much about it hijacking the SEO for your site by not using a 301 redirect. That might certainly be the case right now, but with Digg's size I doubt Google will let the lack of a 301 prevent them from recognizing what's going on.