An essay on the history of the chair finds devices on the borderline between deportment and torture:
During the nineteenth century, when primary education became obligatory and children spent more and more time sitting in the classroom, researchers proposed a variety of chair-desk combinations intended to improve posture. Some of the designs included seat belts, forehead restraints, and face rests, although it is hard to imagine that such Draconian devices were ever actually used.
And possibly the most hipster form of addiction: getting hooked on opium as a side-effect of collecting antique opium pipes:
I had this bright idea—bright at the time, I thought. I said to him, “Well, you’ve got this high-quality opium for smoking, the type that isn’t even being produced anymore. You’re the only one that’s got it, and I’ve got all this great, old paraphernalia, some of it in pristine condition.” So I asked him if he’d be interested in combining the two.