this is the IEO era and the ICO era is now over, so many investors choose a safe way and right now the investors invest in IEO but not all IEO projects will end in success. maybe I think after the IEO era ends there will be a new era again and so on.
Outside there are still many ICOs that can succeed
One of them:
https://www.theblockcrypto.com/linked/72597/blockchain-project-ava-raises-42-million-in-a-public-token-saleICO or IEO are the same in my opinion, there is no safe way. Scammers can make IEO / ICO, but most investors are smart now, so no matter how good the project is, it will be successful