Today I got invited to use Gmail, and I must say, it is worth the hype! People have already blogged about the features of Gmail. Here is more information about Gmail.
What I found most interesting about Gmail, is the concept of Labels that are basically text strings that you can assign to your mails. Gmail doesn't support the Folder metaphor, and implements Inbox as a separate label that is assigned to all incoming messages.
Gmail scans the contents of your messages to display links to relevant pages, separately on the right side of the message that you're viewing.
Gmail is offerring 1000 MBs of free storage space per user, which I feel is a great technical achievement. Here is an article on How Gmail Works?
