no one fking knows since Amazon likes to have their unpaid interns type out these patch notes, but it does look like the last 2 lines might refer to 1302-1415. Highly doubt it’ll apply to past 1415.
The 20% one is probably the honing chance that increases when failing cause it says it increases by a max of 20%. The 10% is increased honing from 1-15 even without fails.