Attending the ceremony without former First Lady Michelle Obama, former President Obama acted chummy while sitting with Trump and was caught on camera laughing with the president-elect.

But Monday's conversation between the two was chummy and never adversarial.

The particular trend for longer form, slightly chummy interviews - where politicians get to show off their human side - is particularly vulnerable to management, says Joyojeet Pal, an associate professor at the University of Michigan.

The concern is that it makes the press look too chummy with politicians it’s covering.

In recent court appearances, the two men have seemed almost chummy, whispering frequently to one another at the defense table.