To unwittingly enjoy a picnic in a public park where dog walkers let their dogs poop on the grass. Despite their picking up the poop a fine layer of skiff will remain quietly and patiently waiting for you and your picnic.

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)