Worth a look:  https://www.gao.gov/products/gao-23-104719#
       the challenges of big system updating (it's not just Southwest Airlines)

Stay sane, 

Jonathan

Jonathan Coopersmith
Fellow, American Association for the Advancement of Science

Professor (retired)
Department of History
Texas A&M University
College Station, TX  77843-4236
979.739.4708 (cell)
979.862.4314 (fax)



Preserving space archives:  https://www.toboldlypreserve.space/

FAXED.  The Rise and Fall of the Fax Machine (Johns Hopkins University Press)