Link from a while back on the case against tipping: http://www.vox.com/2014/7/17/5888347/one-more-case-against-tipping http://www.vox.com/2014/7/17/5888347/one-

Link from a while back on the case against tipping: http://www.vox.com/2014/7/17/5888347/one-more-case-against-tipping http://www.vox.com/2014/7/17/5888347/one-more-case-against-t...