Yup. Couldn’t find a reverse centaur skeleton of course.
A: Cheapest: A pen. Most Expensive: A 16GB Thumbdrive? (That was from several years ago when the cost of such high-storage USB drives were very expensive http://www.loc.gov/nls/businessplan/appendix06/BizPlan2006App5.pdf ; not too long ago it broke unfortunately, destroying the ‘priceless’ data in it)
(Damn it @Gatsie why are ppl replying at the same time again? I’ll let the next person answer ur qns)