Bruce Lee famously said that "boards don't hit back." While that remains true, it should be noted that they still hurt like hell when you try to kick them and they don't break.
While those first few were a breeze for this guy, unfortunately, the quality of the lumber went up significantly by the time he got to third one.
Looks like he's gonna need to track down some giant no. 2 pencils for the next time he does this demonstration.