The browser and the desktop are melding. Web applications like Facebook (Facebook reviews) or Twitter (Twitter reviews) used to be primarily browser-based, but more and more products such as Tweetdeck (TweetDeck reviews) and Seesmic Desktop (Seesmic Desktop reviews) are bringing that functionality off-browser. Firefox (Firefox reviews) though, can do a lot more.
If you run out of eggs while baking, an egg substitute is a quick fix since chances are you have something in the pantry that you can use. You may also find need for an egg substitute if you’re baking a cake for someone with allergies or if someone is vegan. Using an egg substitute may affect the taste or texture of the final product.