<p><img src="https://images.cointelegraph.com/images/840_aHR0cHM6Ly9zMy5jb2ludGVsZWdyYXBoLmNvbS91cGxvYWRzLzIwMjQtMDUvZmU0NTQzYzctYzUxYi00NjZlLTkwYjgtODZjM2ViNzFhYjRmLmpwZw==.jpg"></p><p>This week’s 12% Bitcoin retreat was a “well-needed market cleansing,” said the former BitMEX boss. </p>