It doesn't bother me for the same reason that reading a kid a storybook about the dread pirate Blackhearted Bart doesn't.

An open source package I am aware of, once had a request from a government or non-profit agency, to remove any references to the software's use of "master / slave" in both the code and documentation, as it was found offensive.

Yup, my first thought was "that's an unfortunate name".