[ExI] Bitcoin

[Dan]

Maybe one already exists, but, if not, it would be nice if there were a put on Bitcoin, so that one could buy an option against it -- sort of a hedge, since the current rise seems, to me, unsustainable.

Regards,

Dan
 My short story "Residue" now available for Kindle at:
http://www.amazon.com/Residue-ebook/dp/B00BS3T0RM/ for the US, also available in non-US Kindle stores.
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