Google, Amazon, Wikipedia, YouTube, Flickr, Facebook, Yahoo, Twitter, Myspace, Wordpress, LinkedIn, Skype, Netflix, Craigslist etc etc...
The list of successful products on the web is huge, but what will be the next big thing?

Given above is the table of Top 10 sites for the month of October 2009 in terms of unique visitors (Source : compete.com). Lets see if we can get some pointers from this table.
Google, Yahoo, MSN, Live, Wikipedia provide answers to questions, give info...