

Warp 10 and salamanders. Great examples 👌
But what about TNG 7x09, the one where we learn that warp travel damages subspace and that a warp speed limit is the solution?
Later, the Federation Council issues a new directive limiting all Federation vessels to a speed of warp five except in extreme emergencies.
Laughs in Janeway
https://en.wikipedia.org/wiki/Force_of_Nature_(Star_Trek:_The_Next_Generation)










I had no idea they were related, but apparently they were (thanks 😉). But that too was soon retconned:
https://memory-alpha.fandom.com/wiki/Variable_geometry_pylon