You know what’s weirdly satisfying? Finding the perfect solution to a mundane problem that’s been annoying you for ages. I was scrolling through some online discussions the other day and stumbled upon a thread about cleaning car windshields – specifically, those infuriating streaks that appear when the sun hits just right or when oncoming headlights illuminate every imperfection at night.

What started as a simple question turned into this fascinating deep dive into automotive cleaning chemistry, and honestly, it’s the kind of practical knowledge that makes me wish I’d known years ago.