More importantly, the return of Blackboard is a sign of the far too cyclical nature of learning technology and application. Many educators, students, and general consumers get too caught up in learning individual apps and programs, yet find themselves left out in the cold when the free-ware runs out, the upgrades stop, or the subsidized service dries up. Rather than constantly teaching an ever updating string of technology, the ability to be self-sustaining is far more important. Not every technology returns like Blackboard. Some join the likes of Kid-Pix, Netscape Navigator, Aol, and Microsoft Word.
But for now, we can all celebrate the return of Blackboard. "But don't speak too soon, for wheel's still in spin..."