A solid compass is one of the most important things a man can own, the lensatic compass is (I think) the best type of compass that exists, ipso facto, every man should own a lensatic compass. Or at least this is how I tried to explain it to my Mrs.
Any audiophile will tell you that speakers are everything. Up until now though, it hasn’t been possible to make speakers out of anything. These glass jar speakers by designer Sarah Pease are made using the open source speaker design..