Get ready for a nasty 2020 presidential campaign

Here's a fun New Year's prediction for you: The 2020 presidential campaign will be even uglier than the 2016 contest.

In part, that's due to President Trump's incumbency. In 2016, Trump almost surely did not think he'd win. Throughout his campaign, he would drop hints about an "exit strategy." Exiles and members in good standing of Trump World admit both on and off the record that his was a protest candidacy or a publicity stunt.

In other words, President Trump