Exhibit 16.1
November 5, 2021
Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549
We have read Item 4.01 of the Current Report on Form 8-K of Clearday, Inc (formerly known as Superconductor Technologies Inc.)., dated November 5, 2021. We agree with the statements made in the first, fourth, fifth and sixth paragraphs of Item 4.01 of such Form 8-K.
Yours truly,
/s/ Marcum LLP