The best cryptocurrency to invest is bitcoin because it seems it can be even only winner in the very long term. Other ones are very risky, privacy ones can be threaten by governments.
Cryptocurrency is a perfect asset for investment. The increase price of cryptocurrency and profitable past history attract many people to invest in it. Cryptocurrency are mainly use for investment are Bitcoin, Ethereum, Litecoin etc. Many people primarily choose bitcoin for investment because of its higher market price in comparison to all other cryptocurrency. Ethereum is also good for long-term investment because of its stability. Ripple and Litecoin are also good for investment.