I do not make specific recommendations on which cryptocurrencies to buy, due to the volatile and changing nature of the cryptocurrency market. If you are thinking about investing in cryptocurrencies, I recommend that you follow some steps:

1. Research and analysis: Do good research and analysis to better understand the different digital currencies and the differences between them.

2. Diversify your investment: Diversify your investments into several different digital currencies to reduce the risk of loss.

3. Invest a small amount first: Try starting investing with a small amount before increasing your risk.

4. Follow an investment strategy: Determine an investment strategy and carefully evaluate your plans.

5. Beware of fraud: Avoid falling for scams and check the credibility of websites and digital platforms before dealing with them.

Remember that investing in digital currencies involves risks, so you should be careful and follow an appropriate investment strategy while being able to withstand losses.