Car, yes. Bike, no! I’ve never so much as owned a pump with a gauge. I claim kinship with a century’s-worth of cyclists, who took the same attitude by default.
My personal preferences, as I said. I’m not a fan of suspension, and I kind of miss friction shifters, just because there was so little to go wrong with them! But then I’ve never ridden a racing bike, and mountain biking gives me visions of my own impending death…