1. One of the most attractive things about the Internet for me is the fact that I can read about 12 different subjects at once without cracking several books open. Add an element of randomness (using user-generated content), and my dreams have finally come true: Stumbleupon (Warning: Crucial Productivity Killer)

2. The Internet really is del.icio.us

3. Not only can you stumble on new stuff, but you can also talk about it in real time with others: Me.dium (Serious Productivity Killer. Consider yourself warned)

4. Everything should have a soundtrack: Musicovery

5. Discover and share: Yoono (very simple on the surface, but dig a little deeper to uncover more of its features. It’ll be worth the time)

6. If it’s really that precious, why don’t you share it? Email This!

7. Get smarter. Read reddit (not Digg. Another Serious Productivity Killer)

8. Write it all down with Google Notebook

1. Save online articles and such with To Read Later or Readeroo

2. Procrastination is now a thing of the past with MeeTimer (better yet, try RescueTime)

3. Discover the web with StumbleUpon, and maximize screenspace with Littlefox

4. Why don’t you email your tabs with Send Tab URLs?

5. Please, Remember the Milk

6. Make the Internet yours with Greasemonkey & enhance the Gmail experience with Better Gmail 2

7. For everything Google, there’s the Google Toolbar every installation of Firefox should have

8. Attaching files to Gmail is now a breeze with DragdropUpload (and while we’re on the topic, sharing files has never been easier with drop.io)

9. “Clip” the parts of any website you like with Clipmarks

10. Having problems filling up your Gmail space with email? Use GSpace to store files for online access later

11. If you like tabs, you’ll love Fancy Numbered Tabs