XINHUA Leticia Robles makes a meager living by selling artisan soaps made of aromatic essential oils. At least, she did until the covid-19 pandemic dried up tourism in Huichapan, a small village in the central Mexican state of Hidalgo. Designated a “Magic Town” by Mexico’s Tourism Secretariat, Huichapan was until the covid-19 outbreak in February 2020 a tourist magnet known