Another 4..h6 Game

I am back, trying to learn the 4..h6 line?!

[Event "Live Chess"]
[Site "Chess.com"]
[Date "2016.07.04"]
[White "shwebothar"]
[Black "Drawyah"]
[Result "0-1"]
[WhiteElo "2093"]
[BlackElo "2058"]
1. e4 {Anonymous FM} c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 h6 5. Nf3 Bf5 6. Bd3 e6 7. Be3 {Either 7 Qe2 or 7 0-0 are more common.} Nd7 8. Qe2 Bxe4 ({Safer was the seemingly unplayable} 8... Ngf6 9. Nxf6+ Nxf6 10. Bxf5 {And here Black regains the piece with} Qa5+ $1 11. c3 Qxf5 {a common tactic in this defense.}) 9. Bxe4 Ngf6 10. Bd3 Be7 11. O-O-O O-O 12. Kb1 a5 13. g4 Nd5 14. h4 a4 15. g5 h5 ({Stockfish likes the greedy} 15... Qb6 16. Kc1 a3 17. b3 Nc3 18. Qe1 Nxd1 {where White has compensation for the exchange.}) 16. g6 fxg6 17. Ng5 a3 18. Nxe6 $2 Qb6 19. c4 Nc3+ 20. Ka1 Nxe2 21. bxa3 0-1