eWEEK has two articles up that show cellphone networks still aren't as robust as they could be, even at this stage in the game. The first article covers the problems people experienced in connecting calls just after the Virginia Tech shooting tragedy. The second analyzes yesterday's widely-reported BlackBerry outage.

Wireless Problems Played Part in Chaos at Virginia Tech [eWEEK]
BlackBerry Devices Up and Running Again [eWEEK]