Chess.com rating estimates are way way off

Some of you seem to have unrealistic expectations of Game Review's algorithms and, unlike it's developers, you're taking it's rating estimate feature way too seriously.

If you want a good estimate of your skill... look at that number next to your name.

I know I s u ck at chess I don't need a computer to tell me...

I have won 5/0 blitz games, with a move-accuracy of about 77 %, that were assessed a game performance rating of 800 elo. At the time of these games, my 5/0 rating was about 1650 elo.

I have also lost games were the move- accuracy assessment was 90.1 % and the game performance rating was 2100 elo, the problem being my opponents performance ratings were 94.8% and 2150 elo . respectively.

My average over the last,idk,10-25 games is like 2100 somehow

Usually, when I get a "Brilliant" move: