Surface Duo now at its lowest ever price on Amazon Black Friday - You probably think of PCs when you think about the best Black Friday Surface deals. Microsoft also makes mobile devices. Surface Duo, a foldable phone with dual-screen capabilities, can be used as a tablet. It runs Android and combines Microsoft's mobile software with a unique piece of hardware. The original Surface Duo is available for $319 on Black Friday. This is the lowest Amazon price we have ever seen. Nail artist found TikTok fame painting ’90s masterpieces Although the listing for the Surface Duo does not mention…