Android powered T-Mobile G1 unlocked, seen at Walmart

The Android-powered G1 has also been seen on display at Walmart, with pricing rumored to be US$148.88, which is cheaper than T-Mobile’s current price of $179.99. We’ve also been told by an insider that SC Kiosks, a subsidiary of Radio Shack that operates inside of Sam’s Club, will also carry the T-Mobile G1.

In other Android news, both OpenMoko and Asus are rumored to be working on their own Android-powered smartphones. OpenMoko is apparently working to bring the operating system to its existing Freerunner and Neo1973 phones, while Asus is rumored to have an all-new cell phone in the works.