It's simple with the new "AwesomeBar" this is a completely revamped URL bar in firefox 3. it lets you use the URL field of your browser to do a keyword search of your history and bookmarks. No longer do you have to know the domain of the page you're looking for - the AwesomeBar will match what you're typing (even multiple words!) against the URLs, page titles, and tags in your bookmarks and history, returning results sorted by "frecency" (an algorithm combining frequency + recency).
People today read latest topics and updates via mobile phones. Reading the tweet, Facebook updates and your favorite Digg is possible in phone, but still share the information is still challenging for for phone app makers. Recently i read about Smub.it, it offers simple social sharing and bookmarking tool that proves especially useful for iPhone and other smart phone users.
Diigo really needs a function to thumb up/thumb down the comments for pages. This will get spammy, really, really quick.
This is true and needs to be addressed by Diigo.
Namechk is a new web application, that help users to find an username over 84 websites with less than 8 sec. This is amazing user don't need to got to each website to check availability of the preferd username. Namechk brings complete solution on checking for username availability is various social media and bookmarking websites.
StumbleUpon is an Internet community that allows its users to discover and rate Web pages, photos, and videos. StumbleUpon allows users to web stumbling for the first time