AnotherTMAguy -ryans - I did Spanish first now thinking about Chinese. How are you learning? Duolingo and italki?Pimsleur, and italki. I haven't tried Duolingo yet.
OP, language is my thing also, learning and struggling with it in foreign countries. I got English and German, learnt some Spanish, a smidgeon of portuguese and italian and am now into russian. As for resources, Fluentu has been great for me but I will check out the ones you mentioned.