As a mobile enthusiast with access to basically every phone, I can be snarky about the new Samsung Galaxy Z Fold 5. Its biggest hardware improvement (and the only visible one you can easily spot) over last year's Z Fold 4 is a streamlined hinge and folding mechanism that allow the phone to fold flat — you know, four years after brands like Motorola and Huawei figured out how to do so. And while the Z Fold 5 manages to shed thickness to 11.4mm and weight down to 253g, these numbers still fall far short of the recently launched ultra-sleek...