Samsung's next flagship Galaxy S7 rumored to sport magnesium build, Hi-Fi audio

Yesterday we heard that Samsung is planning on announcing the Galaxy S7 in January, at least a month earlier than the Galaxy S6 and S6 edge. And today some more details about the next Samsung flagship have seemingly emerged, thanks to a couple of new rumors. As always with such things, don't forget to take everything you're about to read with a grain of salt. Ready? Here goes. The S7 will