Rezipping Web Resources for Fun and Profit One large area of web performance optimization is reducing the size of your content. Most people know about obvious techniques like HTTP compression, minifying, or removing extra data from images. However there is one size-reduction technique that does not seem to be common knowledge for most web performance junkies: Rezipping
Simply unzipping and rezipping with a higher compression ratio can save you 10%-25% off of Silverlight apps, Microsoft Office Files, Applets, and more! You are stupid not to do this! Rezipping Web Resources for Fun and Profit « Lickity Split | 
