With the emergence of crypto payments. Most people found no need for perfect money. I personally had an account with them, I tried to always use them, but I totally no purpose and edge over most crypto coins. I guess the demand for their service has been on a decline. Even Ponzi schemes no longer opted for perfect money payments but crypto payments,
Increasing regulations around the globe demanding KYC and requirements puts simply pressure on such service. Nevertheless, Perfect Money was 99% used on shady websites, which luckily nearly don't exist anymore nowadays