An iPhone case is one of those purchases almost everyone makes and almost nobody spends enough time thinking about. You buy the phone, you panic slightly about the cost, and you grab the first case that looks decent before your phone has its first unsupported moment in the open air. The problem is that not all cases are built the same way — and the difference between a case that protects your device for years and one that cracks on its first drop comes down to materials, engineering, and the ...