Or this is a exceptional circumstance which is novel in both length and potential stresses on it’s crew.
They have done 241 days purely at sea in a row with no port visits, most of them in a active warzone. The previous record for days at sea without a port visit for a US carrier was 206 days, not in any warzone, so this is shattering that record by over a month.
On top of that they have had major logical issues resulting in extreme rationing at various points, which is exceptionally miserable.
There is hardship and then there is pushing people past their breaking point. Army units even in active combat are rotated out of the frontlines for breaks periodically as you can’t just keep pushing people and expecting them not to break.
Saying this is just because of being used to ‘soft cushy deployments’ does a disservice to those service members.