Investing in cryptocurrencies can be a high-risk, high-reward endeavor, and it's important to do your own research and understand the risks involved before making any investment decisions. While some cryptocurrencies have seen significant growth in recent years, their value can also be highly volatile and subject to sudden changes based on a variety of factors such as market demand, adoption, and regulation.

If you do decide to invest in cryptocurrencies, it's generally recommended to diversify your portfolio and not put all your eggs in one basket. Holding onto a single cryptocurrency for five years may be risky, as its value could fluctuate significantly over that time period.

It's always important to consult with a financial advisor or do your own research before making any investment decisions.