After someone posted a link to a hand-turned coffee grinder, I was reminded that I needed to replace my pepper mill. My third one in about seven years.
After reading the 1 through 4 star (and skimmed 5 star) reviews of mills from $12-45, they often come down to the grinding mechanism wearing out quickly, the plastic around it somehow messing up, or something falling off while reading more pepper and rendering it nearly inoperable (which is my current predicament: some ring fell off during a refill, and now the knob that holds the top in place ends up dictating the grind coarseness loosens itself after 2-3 uses, and if you over-tighten it, you get no pepper).
What properties should I be looking for in a pepper mill, and why are my pepper mills failing so quickly?