Well, Trump slept on it, and... nothing changed.

Confirming that the tensions between the US and Mexico are only set to escalate after a diplomatically volatile day, in which president Pena Nieto unexpectedly pulled out of his Jan. 31 meeting with the US president, prompting the White House to first suggest it could impose a 20% border tax on Mexican imports, only to back off from the statement hours later, moments ago Trump tweeted that "Mexico has taken advantage of the U.S. for long enough. Massive trade deficits & little help on the very weak border must change, NOW!"

Interstingly, the peso is rallying  hard today, erasing most of yesterday's losses from the constant headlines...