45-->47 for Viridian Gym
(Especially good if you are out of red bar for L44 or L45)

PROS:
- One fewer menu (-1.3)
- 49 for Gyarados (-0.7)
- 50 for Dewgong (-0.2)
- 51 for Jynx (11 DV Speed only) (0 or -5.8)
- 52 for Onix (-0.1)
- 55 for Pidgeot + Gyarados (-2.1)
- Flexibility to candy after Giovanni (?)

CONS:
- Slower Strength teach (+0.3)
- 42/43 for Blaine (+0.2)
- 44 for Sabrina (+3.5)
- Toss an extra item with 7-11 DV Speed (0 or +3.2)
- 1-4 worse red bar level-ups (0-3 with 12+ DV Speed) (+4.5)

CONCLUSION:
- Definitely worth it with 11 DV Speed and not in red bar for L44 or L45
- Definitely not worth it with 7-10 DV Speed and in red bar for L44 and L45
- Everything else is borderline