He’s done this before when his teleprompter stopped working.
It’s not new though
Go watch his first debate with Mit Romney in the 2012 Presidential Election to see the real Obama in action.
The only thing more bizarre and disturbing was the media’s attempts to excuse that train wreck and gas light American voters to try spin it in Obama’s favors
In a normal world, Obama should have been forced to undergo a mental exam to evaluate mental competency and to determine if he should be disqualified and institutionalized. Instead, he got elected to a second term
Like they said back in the day the challenge was getting Barack off the teleprompter and getting Biden on it.