...I think greatest profit that bitcoin and crypto has is the simplicity of it, you buy, you hold, you sell and you profit which is such a simple way and we should aim for that in the future as well.
You would only be right if there were no shitcoins on the market. Such coins, if you decide to hold them, will certainly lead to the loss of the deposit. As practice shows, in order to get a good profit from a long-term investment, need to keep BTC and other top altcoins in your wallet.