Asus is rumored  to be working on a 3G-enabled version of Google’s Nexus 7 tablet is expected to release in about six weeks, claims Paul O’Brien at MoDaCo. Nexus 7 was launched back in June at the Google I/O event,  the Nexus 7 runs on Android Jelly Bean and is powered by a Tegra 3 quad-core processor under [...]