Slate magazine picked up the story, but exercised responsible journalistic practice and credited Joshua Gross: http://www.slate.com/blogs/moneybox/2012/05/15/ta

Slate magazine picked up the story, but exercised responsible journalistic practice and credited Joshua Gross: http://www.slate.com/blogs/moneybox/2012/05/15/taxi_button_tipping.html http://www.slate.com/blogs/moneybox/2012/05/15/taxi_button_t... And to think they did this without having to be told and without finding it necessary to insult the author--quite a contrast.