Cryptocurrencies are showing intense volatility in their price actions.Bitcoin (BTC-USD) last week reached a high of $58K and fell to $42K, crazier fluctuations are seen in altcoins such as Ethereum (ETH-USD) and Cardano (ADA-USD).Investors unwilling to deal with this volatility may find it better to invest in a "Pick and Shovel" play in this industry.One such hidden gem is BIGG Digital Assets that owns and operates a Crypto brokerage and a Crypto intelligence company.