Apple seems set to give the iPhone lineup its biggest refresh in years with a new, slender model. Possibly called the iPhone 17 Air, the rumored model reportedly will focus on slimness, like other “Air” devices in Apple’s lineup. In my opinion, a thinner body alone won’t be enough to make it a hit. If Apple truly wants the iPhone 17 Air to stand out, it needs more than just sleek looks. Here’s what I hope to see. 5 features I want to see in iPhone 17 Air While a surprisingly slim design might end the “new iPhone, same look”…