By the time minimum wage reaches $15/hr in 2019, the livable wage will be about $20/hr. The new reasonable goal should be $20 in 2020.
  Wages have been so ridiculously low for so long, decent progress requires a large increase. Like the status of women, wages have been in a sort of dark ages. Once society woke up and realized women deserved a big leap forward, their lives improved significantly. Minimum wage workers, mostly women,  deserve the same hand up.