If there's a-love-it-or-hate-it aesthetic for PC components, I'd say it's probably Noctua's traditionally beige fans. The company also makes black versions, but they often arrive far later than their pale brown counterparts. There are a lot of very good reasons for that, apparently, and the company has released a breakdown explaining the delay.
In essence, it comes down to Noctua's famously tight production tolerances, a key factor in why its fans usually perform so well. The company also likes an analogy, so try this one on for size:
