Typography

Last week, we finally got some information about what Libra's currency basket would look like. A Libra currency basket will reportedly include... -no Chinese yuan -50% dollar -18% euro -14% yen -11% pound -7% Singapore dollar https://t.co/YNbRY9Q02x Libra could have automated the decision by adopting an established unit of account, say the IMF's SDR... — John Paul Koning (@jp_koning) September 20, 2019 If you haven't heard, Libra is a proposed global blockchain-based payments network. It is being spearheaded by Facebook along with a coalition of other companies including Uber, MasterCard, PayPal, and Visa. The hook is that rather than going the conventional route and expressing monetary values using existing units-of-account like the dollar, yen, pound, or euro, the Libra network will rely on its own bespoke Libra unit-of-account as its "base language." Libra originally revealed in its whitepaper that the Libra unit would be defined as a basket, or cocktail, of

Over the last few years I've increasingly crossed paths with the following claim on the internet: "The average life expectancy for a fiat currency is 27 years." Is this claim true? What definitions are being used? I mean, are we talking about inconvertible paper money here, or currency that was convertible into gold, too? I finally got curious enough that I decided to chase down the source of this meme. After all, without knowing what data it is based on, it's hard to evaluate the claim's truthfulness. Below I give a description of my trek through internet history. The average-life-of-fiat meme has become particularly popular among cryptocurrency types. For instance, here is Jimmy Song, a popular bitcoin educator/developer, confidently invoking the slogan back in 2017: "When a society lacks prudence, what happens is that the society collapses or goes into chaos. It’s not a coincidence that the average lifespan of a fiat currency is only 27 years." A lo