It's possible that the people giving out Boosts were just kind of busy. You seem to have done everything right.
If you'd like, I can transfer you some Hive or HBD in exchange for Ecency points. I think the exchange rate is 1000 points for 1 HBD. That said, I wouldn't give up right away. Sometimes it takes a couple of tries.
RE: 12 hours of relaxing Mozart music