Answer 1

There is no one answer to this question. Just like wood would be terrible for skyscrapers and steel-concrete overpriced and ugly for rural homes, it ENTIRELY depends on your current situation. Wanna make a medium-complex game that can last for years? Do C++. A simple-medium, possibly 2D game just for you and friends? Do python. A simple-medium open source web game that you can put on your blog probably? Do HTML-CSS-JavaScript. There is no one answer here.

In my own personal opinion, it sounds like you are feeling the hype of game development: you like playing games, so making them must be even better, right?
Actually, from my own personal experience, the more you like playing a certain computer game, probably the less you would like making it. The ones that are more action related to play are actually more logic puzzle ish program, and the ones that are more logic related to play are more action like to program. Regardless, it is work. That’s why a lot of games cost money.