Yes it still harmful because it is air pollution to your lungs. My kid's pediatrician used to tell me that I should change my clothes after smoking a cigarette and before I carry my baby.
In Scrum, a product backlog item (PBI, backlog item, or item) is a unit of work small enough to be completed by a team in one Sprint iteration. Backlog items are decomposed into one or more tasks. See also backlog effort estimation unit.
Wabi sabi is an ancient aesthetic philosophy rooted in Zen Buddhism, particularly the tea ceremony, a ritual of purity and simplicity in which masters prized bowls that were handmade and irregularly shaped, with uneven glaze, cracks, and a perverse beauty in their deliberate imperfection.