Proof of lust attracted me. As a man I understand you very well. Especially living so long in Russia , full of type of girls I like. I understand when a girl look like you as she is looking in your soul. Usually they have a wild beauty. Proof of lust can be implimented in the blockchain as well. When we like a content and our brain get excited about it. That could be called a proof of lust. lol I wrote about how many proofs we have on the blockchain here : How many proofs are there on the blockchain ? Enjoy reading if you want. ☺