That's not a "debunking". That's just people having different priorities, some want to work towards sustaining humanity on Earth right now, and some don't want

That's not a "debunking". That's just people having different priorities, some want to work towards sustaining humanity on Earth right now, and some don't want to solve problems on Earth and are just excited with the next new thing. Maybe the latter are firmly believing that they are doing something beneficial for humanity, and that's OK. I don't believe so, but I don't claim to be right, and so should you.