Q: What is "Drilling"? Does it have anything to do with BR?
(Answer by @Pacifico)
A: Drilling is when you work on specific issues you have rather than full PTs. You should BR when you drill but BR itself does not ...
LG auto-defaults to Youtube, no way to change that right now.
For other methods, you need to un-check "use flash player" in settings:
http://7sage.com/account/
If you choose the incorrect answer on BR that means you need to go back and review that question - there is a good chance that either you are second-guessing yourself too much, or you may have an issue with the underlying content of the question.
... information and (2) respects the publishing communities longstanding practice of treating ... use the information and the publishing community would still be able ...