It's not that no one cares, its a matter of working through the process of being discovered. I need to be like the North Vietnamese (all politics aside). Because I believe I'm building something special here, I really do. You just got to keep it macro, a marathon in other words.
We grew up in school playing on a level playing field. Like so many things though, school rules don't apply in the real world. It takes more then being the best to get to the top.
When you're always right, the expectation is that you'll continue being right. And that need to be the smart guy (gal) who's always right blinds you.
Hard work is the long hard grind after gaining initial proficiency, not the initial easy gains.
So what is burnout? Well in simple terms its what you are putting in is yielding less return. You're not getting what you used to get and its frustrating you. All the work being put in and not getting a proper reward is tiring. And what can you do about it?
That's where anger comes from, a sense of helplessness. Someone or something has pinned you down. Just like how a child throws a tantrum when things don't go his way. So, what do you do instead?
When you are exploring a venture that's more idiosyncratic (freelance/entrepreneurial) where there is no set reward nor a guarantee that there is a payout it requires patience.