Regarding skeptical optimism, how aboutCautious OptimismSafety-conscious optimismLighthearted skepticismHappy SkepticismHappy WorriesCurious OptimismPositive SkepticismWorried OptimismCareful OptimismVigilant OptimismVigilant EnthusiasmGuarded OptimismGuarded EnthusiasmMindful OptimismMindful EnthusiasmJust throwing a bunch of suggestions out in case one of them sounds good to your ear.
Regarding skeptical optimism, how about
Cautious Optimism
Safety-conscious optimism
Lighthearted skepticism
Happy Skepticism
Happy Worries
Curious Optimism
Positive Skepticism
Worried Optimism
Careful Optimism
Vigilant Optimism
Vigilant Enthusiasm
Guarded Optimism
Guarded Enthusiasm
Mindful Optimism
Mindful Enthusiasm
Just throwing a bunch of suggestions out in case one of them sounds good to your ear.