Leaker Instant Digital has a decent track record when it comes to iPhones, but their latest post may need to be treated with a certain amount of caution. They list seven new features we might expect from the 20th anniversary model, but it may be more of a wish list than a leak … The rumor mill for the 20th anniversary iPhone has been heating up of late. The end of last month saw a report on how the company may get close to the look of the long-term goal of a single slab of glass while remaining within the realms of manufacturing reality. Instead of the display wrapping completely around all four edges, Ice Universe suggested that we could expect a relatively subtle curvature combined with a clever optical illusion . A few days later came an investment note suggesting that the 20th anniversary design will not be a standalone model like the iPhone X, but rather a design implemented in the iPhone 20 Pro and Pro Max models.…