> But actually after the iPhone was released Samsung deliberately went through it screen by screen and produced a 132-page report on what features and interface elements they should steal from the iPhone.
Did you know competitive analysis is something that is frequently done across many industries? GM/Mercedes/Toyota are among the first customers to buy[1] their competitors latest models and they disassemble them to the last bolt to figure out/estimate materials, methods and costs per component, sub-assembly and unit level. I see nothing unethical or nefarious about that.
1. Often they pay companies like Munro & Associates (https://leandesign.com/) do the analysis on their behalf