How to scale a mountain without leaving home

In January a friend visited me at my home in Colombo, and I promised him that we would climb Adam’s Peak. That plan was scotched when, days before he landed, I went down with dengue fever. But I’d done Adam’s Peak before (twice, actually), and there would always be another chance to do it, right? Things changed. When lockdown came to Sri Lanka, I found I was already bored and irritable in the first week. Then I saw a cheery Facebook post about some chap called David Sharp who used his time in isolation to calculate how many stairs he would have to climb in his home to ‘top’ the