I think your choice is right to buy BTC, ETH and BNB to be used as a long-term investment, because I believe BTC, ETH and BNB will survive until whenever and the price of BTC, ETH and BNB will definitely continue to create a new ATH price, so you will never regret choosing BTC, ETH and BNB to serve as a long-term investment, because you can get a big profit in the future, especially now the price of BTC, ETH and BNB are going down, so you can invest in BTC, ETH and BNB at a low price.
New projects allow you to earn more profit than stable altcoins. Gaming NFTs are very popular now, as it is a huge market for gamers. There are even special gaming communities, such as https://twitter.com/LiquidationsOf