Ever considering that Firefox 3 got here out, it extremely is been the lead browser interior the completed background of the information superhighway. (properly, information superhighway Explorer remains the main properly-widely used) a million. I actual have used Opera and no, it extremely is not the quickest information superhighway browser. It lots pictures sluggish, and it has that strange eastern flag (the white field with the purple circle) earlier completely loading up the image. I hate that. It does not use that little reminiscence. considering that FF3 got here out, the reminiscence utilization has decreased by potential of a good purchase. Firefox has far greater features, with the further upload-ons which will truthfully make it the suitable browser available. 2. Firefox makes use of much less reminiscence. it is likewise quicker. 3. Opera isn't as properly-widely used as Firefox, so as that would desire to be the clarification why they don't use it. additionally simply by fact Firefox IS the suitable browser, not Opera. (No offense.) 4. Uh, sorry. i don't comprehend the question. i'm purely 13 5. No comprendooo. even nevertheless each and every of the questions I replied (3/5; :P) seem siding with Firefox, which grew to become into the element, i'm speaking as a impartial elementary information superhighway surfer.