Mozilla is all set to announce its first device, rumored to be made by LG, based on its upcoming open operating system called Boot to Gecko (B2G) at the MWC. And like every successful OS and its corresponding app store, B2G will be coupled with Mozilla Marketplace (an open app store) since B2G devices would need a dedicated app store to catch the attention of the end users. Mozilla Marketplace will be open for the developers who in turn will make open web apps for Firefox browser and also for the upcoming sta...