From [1]: "'Overall, lower-credit buyers will still pay more in LLPA fees than high-credit buyers – but the latest changes will close the gap,' notes the Post."
What they have done is significantly lowered the spread between high- and low-credit score borrower, by increasing the fee charged to the former and decreasing the fee charged to the latter.
[1] https://reason.com/2023/04/21/borrowers-with-high-credit-sco...