Most of the other items are mundane. Radiator system upgrades, computer upgrades, including the assistive AI, and making a few inroads towards more modularity.
Michelangelo wrote a poem about how much he hated painting the Sistine Chapel...One translation of the poem he sent to his friend begins: I’ve already grown a goiter from this torture, hunched up here like a cat in Lombardy(or anywhere else where the stagnant water’s poison).
Something just dawned on me. You know how we went from two digit years to four digit years because of the Y2K bug? In like 9K years we'll have to go to 5 digit years to combat the problem again