The fix for this, at least from a "consumer" point of view is just disabling the optimization for string.

However, did want to let you know of this incompat.

TeamMetallurgy/Aquaculture#439 (comment)

Procrastination later, in BO 2.1.2 1.20.1 and below the optimization is marked as incompatible, whereas in 1.20.4+ the issue seems to be fixed. Might have something to do with switching to neoforge.