Once the security problem is licked, communal Wi-Fi microcells will take over many of the wireless Internet functions that phone companies hope to offer, Carrico says.
When it comes to data transmission and streaming video, what you really want to provide good service is many, many small microcells transmitting service at high bandwidths.
Apparently, a lot of other iPhone users have MicroCells too, but for some of them upgrading to the iPhone 5 or iOS 6 on an iPhone 4 has broken the service.