"Pingdom--an uptime monitoring company conducted a survey recently where it researched the technologies that power 7 most popular websites namely
"Techcrunch - A blog maintained by Mike Arrington which is dedicated to profiling and reviewing new Internet products and companies.
"FeedBurner - a provider of RSS feed management for bloggers and other online news sources and which is currently offering more than 566,000 feeds from more than 334,000 publishers..."