; (ii) no digital asset issuer or affiliated person had the unilateral authority to direct the voting, in the aggregate, of 20 percent or more of the outstanding voting power of such digital asset or related decentralized governance system; or (iii) the digital asset did not include voting power with respect to any decentralized governance system of the blockchain system. (C) During the previous 3-month period, the digital asset issuer, any affiliated person, or any related person has not implemented or contributed any intellectual property to the source code of the blockchain system that materially alters the functionality or operation of the blockchain system, unless such implementation or contribution to the source code— (i) addressed vulnerabilities, errors, regular maintenance, cybersecurity risks, or other technical changes to the blockchain system