Speaking with Michaela Jill Murphy, the original voice of Toph Beifong from the 2005 TV show, Avatar: The Last Airbender, Cameron was asked which Avatar was the best. To which the director admitted that since his children are bigger fans of the beloved animated series, he believes that The Last Airbender is better.
https://fandomwire.com/james-cameron-reveals-his-kids-prefer-avatar-the-last-airbender-to-avatar/


No, it’s easily Googleable. Cameron had been working on Avatar conceptually since the 90s and already had the copyright for the title before 2004 when Nickelodeon tried to get it.
I guess you’re right, but this is interesting:
https://variety.com/2022/tv/news/avatar-add-last-airbender-title-james-cameron-rights-1235451817/