It is from Crash Course Meadia Literacy. It is at around 5 minute and 2 second. Here is the context:
This one can be a pretty low bar to clear. As we know, our mind loves to accept the easiest to understand info as the right info because it is convenient. Which is why we move onto accuracy.
As the Urban Dictionary says low bar means a very low standard, but what confuses me is the word clear. Does the host mean that it is a pretty low bar to get rid of?