Tammy Everts posted this great blog on calculating ROI in regards to automated front-end performance.
“One of the reasons I’ve avoided writing a post on the person-savings from automated FEO is because I believe very strongly that automated FEO is a tool that is best used in conjunction with great developers – not as a replacement. I have seen benign ROI calculations like this one used by number crunchers to justify making damaging resource reductions. (Don’t be fooled, CFO guy. Your developers are a key asset.)”
See on www.webperformancetoday.com