I also was not a fan of docked tails, and it took me a long time to warm up to Uly's because I couldn't see it. I felt like I was missing an important barometer for his emotional state.
Weeks after leaving the shelter, staying with me, and being adopted and returned twice, the nub finally popped up and wiggled. It happens a lot more often now, but I still find it brain-meltingly adorable. "Eeee! You have a tail!" *wagwagwagwagwagwagwag*