Welp at least NYSE didn't burn down yesterday/today:-- Spire collapses after fire rips through Copenhagen’s old stock exchange https://www.cnn.com/2024/04/16/style/copenhagen-old-stock-exchange-fire-intl/index.html
%% OK; some do both, not that hard when you get used to it. Stock Traders Almanac [Hirsch]does both, wonder why?? One reason could be, points on a 1929-1933 DOW move ..... could be real confusing LOL. Even worse with old single stocks. But its your business, do it anyway you want.