Hm… I must admit I have never heard of this, but at the first glance, it looks like something that it might be very useful for me. I checked the video, but I still have some doubts: I get the bitcoins spending part, but how do you earn bitcoins? I mean, you have to earn them first in order to be able to spend them. Then, how much is it worth? What is exchange rate for for example, Euro, or US Dollar? in order to anyone accept this currency, it has to have some value like real money…
If slaughterhouses had glass walls, everyone would be vegan. - Paul McCartney