The reason why the computer says that you move is a blunder is because a whole bishop plus a tempo on your opponent's queen is much better than winning the exchange. The rook on f1 is also fairly passive compared to his bishop c4. So no, the computer didn't get that one wrong.
The reason why the computer says that you move is a blunder is because a whole bishop plus a tempo on your opponent's queen is much better than winning the exchange. The rook on f1 is also fairly passive compared to his bishop c4. So no, the computer didn't get that one wrong.