The Marshmallow experiment is famous for judging people's wiliness to defer gratification. This is an important aspect of investing in a down market. Most people want to cash in to hold onto that one Marshmallow. The few are willing to wait to get two (or more).
All the to-do about the Coronavirus brings to mind the old song by Miles Davis -So What. While not to be taken too lightly and not to forget those who succumbed to its ravages, the number of people who have, had or will have severe outcom
