These are some of observations related to new tokens which launched and somehow after sometime users go through these issues ..
Most tokens that are traded on such exchanges or exclusively on DEX, like pancakeswap, are scam and cannot be considered as investments.
I think it’s true in some project because in PancakeSwap anyone can list their tokens, just here add to liquidity, so scammers can take advantages by decentralized exchanges as like uniswap or PancakeSwap. But mostly tokens can't be SCAM because a small new project aren’t able to list on the centralized exchanges because of they can't afford listing fee.
There’s a reason why they choose those small exchanges probably they are still not qualified go get listed on a good exchange or they can’t still afford that but eventually if they are a good tokens they can