Is there a future for a decentralized, secure, private, energy-conscious virtual currency? Right now it seems to me the options are A)The tulip-mania like we h

Is there a future for a decentralized, secure, private, energy-conscious virtual currency? Right now it seems to me the options are A)The tulip-mania like we have right now, and those are the best of the lot. B) A 'boring' old fashioned currency controlled by the guys with the big guns and spy agencies.