Experiences Readying Applications for Exascale. - Paul T. Bauman; Reuben D. Budiardja; Dmytro Bykov; Noel Chalmers; Jacqueline Chen; Nicholas Curtis; Marc Day; Markus Eisenbach 002; Lucas Esclapez; Alessandro Fanfarillo; William Freitag; Nicholas Frontiere; et al. (CoRR, 2023)