https://web.archive.org/web/20241213195423/https://docs.dock...
Here's the January 21st 2025 copy that includes the 10/HR limit.
https://web.archive.org/web/20250122190034/https://docs.dock...
The Pricing FAQ goes back further to December 12th 2024 and includes the 10/HR limit.
https://web.archive.org/web/20241212102929/https://www.docke...
I haven't gone through my emails, but I assume there was email communication somewhere along the way. It's safe to assume there's been a good 2-3 months of communication, though it may not have been as granular or targeted as some would have liked.