Tornado Cash developer Alexey Pertsev's fate in a Dutch court on Tuesday left some in the crypto industry disappointed, but they say applicable laws in the U.S. could spell a different outcome for other developers later this year. 

According to the ruling, a Dutch court convicted Pertsev, 31, of laundering $1.2 billion in crypto through the Tornado Cash mixer. A three-judge panel sentenced Pertsev to five years and four months in prison. 

"The court considers it legally and convincingly proven that the suspect, together with others, was guilty of laundering the Ether from a crime included in the indictment and that he has made a habit of this laundering," the court said in its final conclusion.

This comes as Tornado Cash co-founder Roman Storm's trial in the U.S. is set to …