Is it an iPod? No, it’s a weird portable design that vivo patented. If you thought innovation in mobile design starts and ends with flexible screens like those on the Samsung Galaxy Z Flip 3, you’re wrong. The vast majority of manufacturers are constantly experimenting with new designs and prototypes, and many of them are quite surreal. This is exactly the case with a recent patent from vivo, which submitted to the Chinese Intellectual Property Office (CNIPA) a mobile design that more than one person knows about. If the iPod Classic was a portable device, it would definitely look like...