Income streams on the other hand are not nearly that fungible. You can either work full time or not at all most of the time. So unless you can turn crypto trad

Income streams on the other hand are not nearly that fungible. You can either work full time or not at all most of the time. So unless you can turn crypto trading into a full time (or more precisely minimum salary) gig, it is a marginal activity taxed at the marginal tax rate.