We know that the OnePlus 12 is going to be unveiled on December 4, and we now also know the colors it's going to come in – and there's also talk of a more retro-inspired finish for the casing making a return too. Over on Chinese social media site Weibo (via Notebookcheck), OnePlus has confirmed that we'll get black, green and white colors for the upcoming flagship, with black and green making a return from the OnePlus 11 launched right at the start of this year. "The three colors we have carefully polished are not only the three most popular...