Summary: Creative's been at this MP3 game for some time now. Longer than its vaguely successful competitor, Apple, even. It's had hits and misses, but mostly hits, and its latest iPod Nano rival, the Zen X-Fi, looks like it could be the best yet. The Zen X-Fi is the same form factor as the Zen of last year – small, flash-based, with a relatively big screen. But this one is far smarter.