you find the winning move when all engines in the world give crushing advantage to your opponent
Signs That You're A Really Good Chess Player

You sign up to a tournament almost 300 points below the rating barrier and 10 days later it pushes you up to the higher category
you managed to draw a fide master in your first tournament before getting a rating (I did and it was the best game of my life)

When you can toot your own horn and no one thinks you are bragging...
A straight answer. Good one too.

It all depends on what you mean by "good", what you mean by "chess"
and what you mean by "player".

It all depends on what you mean by "good", what you mean by "chess"
and what you mean by "player".
Could we get a close up that has veins sticking out in the forehead and with a little more redness on the scalp?
You regard classical chess as "solved" and move on to Fischerrandom.