; (B) digital dollar cash wallets shall also be capable of being self-hosted on widely available, inexpensive digital devices, including mobile phones, with any necessary software or hardware licensed under an appropriate open source license; and (C) a Digital Financial Privacy Board shall be— (i) established by the Secretary to oversee, monitor, and report on the design and implementation of the digital dollar cash wallet system; (ii) maintained thereafter to provide ongoing oversight over its administration; and (iii) designed in such a way as to replicate the privacy and anonymity-respecting features of physical currency transactions as closely as possible, including prohibition of surveillance or censorship-enabling backdoor features. (4) Regulation The Board of Governors of the Federal Reserve System shall promulgate regulations carrying out this section. 4. Addressing impact on inequality After the termination of the emergency declared on March 13, 2020, by the President under section 501(b) of the Robert Stafford Disaster Relief and Emergency Assistance Act ( 42 U.S.C. 5191(b) ) with respect to the COVID–19 pandemic, the Secretary shall establish an independent Commission to— (1) investigate and ascertain the short-term and long-term impact of emergency relief measures, including those included in this Act, on overall levels and rates of increase of income and wealth inequality in the United States; and (2) identify and propose a comprehensive set of legislative and policy responses to address such impacts, including progressive tax reform as well as the enactment of new Federal programs and emergency response practices to preemptively prevent such outcomes from occurring in the event of future similar crises or emergencies.