Because some people use 1MB+ .png images to measure latency of involuntary testers (visitors)? (the OP contains: http://lognormal.net/boomerang/config.js http:

Because some people use 1MB+ .png images to measure latency of involuntary testers (visitors)? (the OP contains: http://lognormal.net/boomerang/config.js http://lognormal.net/boomerang/config.js)