Thought it was curious that this was released 4 days ago, but a spot check of the Firefox Add-Ons downstream[1] still reflects 1.51.0 updated on the same day (2023-07-19) as its GitHub release[2].

Then I saw:

> Firefox: Review pending

Mozilla just seriously backlogged or is there a more nuanced story here?

[1] https://addons.mozilla.org/en-US/firefox/addon/ublock-origin...

[2] https://github.com/gorhill/uBlock/releases/tag/1.51.0