GREEN TECHNOLOGY. ELECTRONIC MONEY AND CRYPTO CURRENCY: KEY CONCEPTS, DIFFERENCES AND COMMON FEATURES

GREEN TECHNOLOGY. ELECTRONIC MONEY AND CRYPTO CURRENCY: KEY CONCEPTS, DIFFERENCES AND COMMON FEATURES

“Invest in Bitcoin, and you too can afford a terrific cover like this!”

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Gary
Gary
6 years ago

I mean, I guess that’s a photo, but of what? I would trade all of my bitcoin to find out what.

EricL
EricL
6 years ago

Words and wood planking. Don’t care enough to try figuring out either, which doesn’t bode well in trying to sell your book.