I wouldn't even say "fixed", exactly, because that implies it was broken. I _would_ say that the rewrite allowed them to build a different internal implementat

I wouldn't even say "fixed", exactly, because that implies it was broken. I _would_ say that the rewrite allowed them to build a different internal implementation that solved some architectural limitations with the approach they were using for reconciliation, as well giving them a chance to clean up some legacy APIs that had been deprecated.