Nike — it’s perhaps the most iconic and most prolific brand of the modern era. On any given day, swooshes adorn the feet of more people on earth than any other footwear company — by a long shot. If you read Shoe Dog or watched Air, you may think you know its history. But Shoe Dog ends in 1980, and Air… well let’s just say it’s an enjoyable piece of fiction. And it turns out (as always) that the…