hi, I need some help in optimizing my website using Digg. 1. What's are the benefits in submitting your articles/website in Digg? Does number matters? 2. Will Digg give you Page Rank? 3. Does Page Rank still matters? 4. Some useful Tips in using Digg. 5. Do you use Comment Kahuna? what are Pros and Cons in SEO? Thanks Everyone!