I'm not a great player of SC2 but I wish to share and discuss about the variation of the CC first of Byun. This build give me a lot of win and fun in low diamond league. Perhaps this BO will suit has other terran.
14 0:18 Supply Depot
15 0:41 Barracks 100% Produce 1 marine
16 SCV scout confirm if protoss take B2 between (1:20-1:40)
17 1:08 Refinery
18 1:27 Orbital Command
19 1:42 Command Center
19 1:55 Barracks
19 2:01 Barracks Reactor 100% Produce marine only on this rax
21 2:11 Supply Depot (here i not indicate supply depot)
23 2:40 Bunker For CC2
23 2:43 Barracks Tech Lab
25 2:46 Barracks
26 2:56 Orbital Command
29 3:13 Stimpack
34 3:34 Barracks Reactor
34 3:35 Engineering Bay
34 3:41 Refinery
36 3:51 Factory
40 4:06 Missile Turret For CC1
40 4:09 Missile Turret For CC2
42 4:18 Terran Infantry Weapons Level 1
4:30 (Start Produce marine on all Rax)
53 4:49 Factory Reactor
53 4:50 Starport 100% Switch on Factory Reactor
54 4:58 Refinery
61 5:17 Combat Shields
6:00 Push
GG tracker link:
http://ggtracker.com/matches/6935023
Link CC first of Byun
http://lotv.spawningtool.com/build/41240/
Sorry for my english.