Who is Wei Dai? Many people can't answer!
According to publicly available emails, before Satoshi Nakamoto published the white paper in 2008, some of the earliest people he contacted included Wei Dai and Adam Back.
Ethereum has a tradition of naming units after cryptography pioneers: one-thousandth of an ETH is called a finney, and one-millionth of an ETH is called a szabo.
The money you invest should be an amount you can afford to lose.
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