This treemap shows which web sites dominated certain categories (like retail sites, portal sites, etc.) and the change up or down in unique visitors. You can get more information by rolling over with your mouse or clicking on a block to drill down further. I could play with it for hours.
Well, more like several minutes.
It's worth a look see and taking a few more minutes to ponder how this app could be used on your company web site.
Last updated: Mar 7, 2008
RENEE ORICCHIO is a technology writer and former supervising news producer for CNN Financial News. She has been covering the computer industry since 1987. @oricchio