OnePlus is leaving Europe and North America, as the company has recently confirmed. As a parting gift, it's offering a free AIRVOOC 50W magnetic wireless charger in the UK, Germany, Spain, and France if you do two things: subscribe to the Oppo newsletter on Oppo's German website, and link your OnePlus account to your Oppo account.And now here's the catch: there are only 5,600 of these wireless chargers available, and they will be given out on a first-come, first-served basis. And that's 5,600 in total across the four countries mentioned above. There is no country-specific...