The notion that the National Anthem is too hard to sing, so it's better to lip-sync.

Argument replete with sympathy for Beyonce and video of bad singing by "seasoned professionals."

I completely disagree with this argument. It's the difficulty that makes the performance thrilling. It's the risk of failure that makes it daring. And by the way, it's a song about fighting a war, which is not a risk-free enterprise. No safety net there. It's not like these seasoned professionals are drafted to sing the old song. The fact that it's also an old drinking song — mentioned in the linked article — counts on the side of throwing caution to the wind and overcoming inhibitions and leaving the consequences — the shame — for the morrow.... in the land of the freeeeeeeeeeeeeeeeeeeeeeeeeee....