Although it wasn't announced alongside the plethora of other features during the Ice Cream Sandwich event, Wi-Fi Direct may prove to be one of the more important and revolutionary features of the new OS. In the old days Bluetooth was the standard method of device to device data transfer, but now with Ice Cream Sandwich we are given Wi-Fi Direct and Android Beam. The latter uses NFC to transfer links, media, and other data, while the former is an interesting implementation of the wireless standard which creates ad-hoc networks between compatible devices.
Only 5 days ago the brilliant team behind the android-wifi-tether project, which provides free WiFi hotspot capabilities to rooted phones, added support for EVO 4G. This meant users of this recently released beast could now turn their phones into WiFi routers, broadcasting WiFi signal to devices nearby, thus removing the need for a similar application Sprint charges $30/month for.
Well, there were a couple of limitations:
- The android-wifi-tether hotspot ran in ad-hoc mode, which meant devices that didn't support ad-hoc mode couldn't use or even see it.