Nice article, I wanted to point out though that your example board at the beginning has no such ambiguities or 50/50's. Here's a recreation of it so you can see

Nice article, I wanted to point out though that your example board at the beginning has no such ambiguities or 50/50's. Here's a recreation of it so you can see for yourself, if you open it up from the bottom left as you did, the 1 2 1 leads to the board being solved rather quickly: https://agustinfitipaldi.com/minesweeper?seed=eyJ3aWR0aCI6OSwiaGVpZ2h0Ijo5LCJtaW5lcyI6W1swLDZdLFsxLDVdLFsxLDddLFsyLDBdLFsyLDRdLFsyLDZdLFs0LDNdLFs0LDddLFs2LDRdLFs4LDRdXX0%3D https://agustinfitipaldi.com/minesweeper?seed=eyJ3aWR0aCI6OS...