Why don't more people play the contrabass flute?(continued) pic.twitter.com/oYWyTnnTXz — John Carlos Baez (@johncarlosbaez) November 2, 2018
Or, for that matter, the octabass? Maybe there aren't enough giants. pic.twitter.com/eTSgzlCIqe — John Carlos Baez (@johncarlosbaez) November 2, 2018