Each cryptocurrency has its own special advantages. Therefore, you are right, what to choose you need to study this
You can not limit yourself and buy different cryptocurrencies. It is convenient to do this using online exchangers. At BestChange you can find in a few moments the best rate and conditions for buying ethereum or exchanging eth to usd https://www.bestchange.com/ethereum-to-visa-mastercard-usd.html or for any other cryptocurrency.
Each cryptocurrency has its own special advantages. Therefore, you are right, what to choose you need to study this
You can not limit yourself and buy different cryptocurrencies. It is convenient to do this using online exchangers. At BestChange you can find in a few moments the best rate and conditions for buying ethereum or exchanging eth to usd https://www.bestchange.com/ethereum-to-visa-mastercard-usd.html or for any other cryptocurrency.