Adidas was pretty hot stuff around the 2000-2005 years. You had Superstars, T-Mac shoes, Garnett and Arenas, not to mention their HUGE popularity in Europe, especially with more casual wear.
I think Adidas is still pretty popular in Europe. Afterall it is a European brand.
Hey if you want to be called the greatest of all time you gotta wear Adidas. Ali did...