Opportunity cost, baby.
Economics says when something becomes more expensive, alternatives become relatively cheaper.
$15 wage — YAY! No fast food jobs left for menial labor. The few that will work there have to have technical skills to manage their cadre of robots.
Not to mention the added benefit of NOT having a scourge like Jesse Jackson spitting in customers food.
$15/hr x 2080 = $31,200 + $1,778.40 (employer portion of ss tax) = $32,978.40
Mr flippy pays for itself in 10 months regarding the initial payout.