Nice addon if you don't mind giving up your privacy Bewertet mit 2 von 5 Sternen
" The Alexa functionality in the Amazon Browser Apps collects and stores information about the web pages you view. In some cases, that information may be personally identifiable, but Alexa does not attempt to analyze web usage data to determine the identity of any user. "
So as long as you trust these guys, and they don't change their policy, you're fine.
"You have no privacy. Get over it."
-- Scott McNeally, former CEO of Sun Microsystems