Is it better to use Polygon or Ethereum?

I'm curious to know, which platform would you recommend for a cryptocurrency investor, Polygon or Ethereum? Both have their unique features and benefits, but what factors should I consider when making my decision? Does Polygon offer faster transactions and lower fees compared to Ethereum? How does its scalability compare? And what about the security and decentralization aspects of each platform? Your insights would be invaluable in helping me make an informed decision.