Using OP_RETURN values is a neat idea. I wrote a thesis long time ago. (Using Bitcoin Blockchain For Fun and Profit) http://www.diva-portal.org/smash/get/diva2:

Using OP_RETURN values is a neat idea. I wrote a thesis long time ago. (Using Bitcoin Blockchain For Fun and Profit) http://www.diva-portal.org/smash/get/diva2:1051913/FULLTEXT01.pdf http://www.diva-portal.org/smash/get/diva2:1051913/FULLTEXT0...