Why is Armanino closing its Crypto audit practice?

Could you elaborate on the reasons behind Armanino's decision to close its crypto audit practice? Given the growing popularity and significance of cryptocurrencies in today's financial landscape, it seems counterintuitive to discontinue such a specialized service. Are there specific challenges or risks associated with auditing crypto-related transactions that have led to this decision? Or is it a strategic move to redirect resources towards other areas of the firm's operations? Understanding the motivation behind this closure would provide valuable insights into the current state of crypto auditing and its future prospects.