Central Line Bong Sau vs. Center Line Bong Sau

[Marnetmar]

I'm not trying to be that guy and I don't have sound at the moment so I could be missing something, but the way TWC uses Bong and Wu kind of bothers me. Wouldn't that be really easy to collapse? And wouldn't using pak sau accomplish the same thing?

When might one want to use that technique as opposed to this:



?

Not trying to stir stuff up, I promise.