Haven't spent enough on that recently pre-ordered MacBook Air just yet? Cupertino's got just the thing: Apple's USB Ethernet Adapter. As the title implies, this USB dongle enables your mostly wireless MBA to become a bit more wired by adding an RJ-45 that supports 10/100BASE-T. 'Course, for $29, we'd recommend just scraping up a used WiFi router, but to each his / her own.

[Via TUAW]