Laughing all the way to the bank means to be very happy about money that has been earned in a way that other people might think is unfair, but in this context the money was earned in a completely fair way.
Context: Wilson took the taunts of the tech-snobs in stride and planned to not be very distressed about the money he earned by completely fair means
Hypothesis: Wilson took the taunts of the tech-snobs in stride and planned to laugh all the way to the bank.

Is the hypothesis incorrect? (Yes, no, or unknown)?