Firefox

Seth Godin has made a post on Firefox which explains why most people who use Firefox do so.
I've been finding some good add-ons for my Firefox browser; the one that lights me up at the moment is PicLens.
This new add-on will let you see your pictures in a 3D environment right inside your browser! This is how they describe their software:

Get into your favorite sites
From Flickr to Google Images, and even Facebook and Friendster, PicLens works with a growing number of your favorite websites.


Photo Sites |
Photobucket
Picasa Web Albums
Fotki
FotoTime
deviantART
Smugmug
Social Networking |
Flickr
Facebook
MySpace
Bebo
Hi5
Friendster
Image Search |
Google Images
Yahoo Images
Ask Images
Live Images
AOL Images
Webhosts/Galleries |
Freewebs
Adobe Lightroom
Don't just take our word for it . . .
piclens_reviewed PicLens has been picking rave reviews since its release. MacWorld calls PicLens "gorgeous . . . a great idea" Lifehacker exclaims "you'll be transported to a wonderful and magical world". Techcrunch asserts "visually the results are stunning."
Free of adware, spyware, and worries
PicLens is free to download, free to use, and does not contain any adware or spyware whatsoever.
Choose your flavor: Firefox, IE, or Safari
PicLens Features

Firefox
Enjoy photos in full-screen mode
New! Quickly drag, click, and zoom in a "3D Wall" interface
New! Search for web images within PicLens
Play a slideshow of image search results and photo albums
Fly through 1000s of images in a split second
Search in multiple languages
Jump from PicLens to the corresponding webpage

IE
Enjoy photos in full-screen mode
New! Quickly drag, click, and zoom in a "3D Wall" interface
New! Search for web images within PicLens
Play a slideshow of image search results and photo albums
Fly through 1000s of images in a split second
Search in multiple languages
Jump from PicLens to the corresponding webpage

Safari
Enjoy photos in full-screen mode
Play a slideshow of image search results and photo albums
Search in multiple languages
Jump from PicLens to the corresponding webpage
Sit back and explore photos with your Apple® remote

* Firefox version currently available for Windows XP, Vista, and Mac OSX.
Our Firefox version also supports the Flock browser.
Frequently Asked Questions & Tutorial
See our FAQ page for answers to questions about features, compatibility, and more.
To see our tutorial, click here.

As you can see, this is a very powerful add-on for your browser even if you do use IE!