"I don't see why I should feel like I'm betraying anyone by going there. Someone definitely has to explain that one for me."
Umm, lets see...your hard currency supports the most tyrannical and murderous regime in the Western hemisphere.
Whether that betrays anyone, I'll leave to the Cubans who are still incarcerated in their own homeland, their jailers funded by people like you, to answer.
Glad you found one of the last islands of the Gulag to be simply "fabulous." Stalin would be proud.