> they managed to convince developers for their platform to stick to their guidelines rather than reinvent the wheel, making the entire computer feel more like one integrated system than a toolbox filled with differently branded tools.

Browsing the web on non-Apple platforms was annoying for a few years, with web designers aping the skeuomorphic design-language of whatever the then-current MacOS X release was. Besides cargo-culting, there was no justifiable reason for brushed aluminum or linen web page backgrounds, though I'm sure it looked really great on the designers Apple computer. If you, dear reader, did this when you were younger, I hope you have grown as a person and a designer.

> [...] unless your applications are designed to look and work like the OS your mimicking, it'll all just look weird and off.

Exactly!