You're absolutely right, it doesn't seem difficult at all. That said, have you ever had stage fright? It's pretty common. Practice often seems to melt away whe

You're absolutely right, it doesn't seem difficult at all. That said, have you ever had stage fright? It's pretty common. Practice often seems to melt away when an actual performance is at hand. With that in mind, it's perhaps not unreasonable to think that this particular bar - quite low as you rightly and wisely point out it seems to be - will trip up no few liars at scale.