With a historically high yield, Enbridge's business model is rock solid and you can still win even if the stock doesn't rise much.Enbridge (ENB 0.74%) is not an exciting company, but that's actually one of the biggest attractions here. That and an ultra-high dividend yield of around 7.4%. But to really appreciate why you'll be glad you bought this stock in a few years, you need to take a deeper dive into its business and how it returns value to investors over time.Enbridge is more than a midstream giantThe ...