BitcoinCash can be invested but not the best because it is forever a shadow of Bitcoin and uses only payment. If you want to invest, you need to choose a project with superior characteristics compared to the common ground of the projects. Idea, technology, ease of use, interoperability, scalability ... Recently DEFI projects emerged because they have unique ideas and make profits for everyone or Solana is a new type of blockchain. High scalability, interoperability, and speed outperform other smart contract platforms.