The best source of linkage data is Yahoo! Google purposely does not report accurate link data with their link: command and MSN's rankings of links can often show less valuable and effective links at the top. Yahoo!, however, currently shows the greatest accuracy in numbers of links, and also sorts well, typically placing more valuable links near the top of the results.
true, but at the end of the day it only shows us data by yahoo, for yahoo. we can only look at this an indication of what google maybe doing