cost to the voter = (number of votes)². This formula creates a democratic mechanism for the community, helping people pay more attention to common issues.
Based on ideas of Quadratic Voting we can apply them in building a crowdfunding product by using Quadratic Funding. Let's find out how we can apply it .
Going from the vague (proving interaction without revealing knowledge - ZKP) to then applying it to do something specific (digital signature) is really interesting! What is too obvious may only have finite value, what is mysterious may have unlimited potential value.