I'm not sure it's a scam per se, but OTOH when peeps in the bitcoin world talk about "mining" bitcoins, I have no idea what that means. Miners "mine" gold, silver, copper, iron et al... How do you mine bitcoins? Once mined, how are they spent?

Hmmm, maybe it is a scam...
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Better is the Enemy of Good Enough.
Okay, what’s your point??