“Prediction markets have long been sought as a prime use case for blockchains,” wrote Zack Pokorny, an analyst at Galaxy Digital, in a research note Friday. “Their censor/tamper resistant, transparent, and global nature makes them well suited for the task, as they allow for the unfiltered casting of opinion on any topic from anyone, anywhere.”

These candidates’ opponents aren’t uniformly critical of cryptocurrency on the level of Elizabeth Warren, the Massachusetts senator despised by the crypto industry for her rhetoric of hosting an “anti-crypto army.” Three of the four are rated as “neutral” or better by Stand With Crypto, though Ohio Senator Sherrod Brown touts an “F.”