"So to judge importance, I looked at projects that are influential, gaining in popularity, and/or technical standouts in new areas" So put WebKit on the list.

"So to judge importance, I looked at projects that are influential, gaining in popularity, and/or technical standouts in new areas" So put WebKit on the list. If the growth continues, total usage of WebKit based browsers will surpass 50% by the end of 2012.