Models do it in any position. Modem Manufacturers do it with all sorts of characters Monopoly players do it for hours. Morticians do it gravely. Motorcyclists like something hot between their legs. Mountain Climbers do it on the rocks.
Mountain climbers do it abysmally.
Mountaineers do it showing excellent technique on the peak. Movie Stars do it on film Musicians do it with rhythm. Mussourgsky does it at an exhibition. Nobel laureates do it in the bank. Nonsmokers do it without huffing and puffing.