Rick Mahn is calling attention to the fact that we have a lack of it – attention that is, and he’s doing something about it. Per Mahn’s recent post: Recently I’ve mentioned on Twitter about getting tired of the information overload. What it really is, is that I’ve jammed almost 200 feeds in Google Reader and am having trouble getting value out of all the information. To rectify this, I started by identifying my Top 10 bloggers. Why? Because I…