Even though only one very specific version of the character is free to use from "Steamboat Willie", it still represents a positive step for creative expression.
Mickey Mouse's first film appearance enters public domain in 2024 : NPR
Mickey Mouse Is in the Public Domain—What Now?
From Escher to Mickey Mouse, Here Are the Artistic Gems Entering the Public Domain in 2024
Mickey Mouse and Many Other Beloved Creations, Including Peter Pan and 'Mack the Knife,' Are Now in the Public Domain, Arts & Culture
The mouse is out: Disney's original Mickey enters the public domain
Disney's earliest Mickey and Minnie Mouse enter public domain as US copyright expires
Early Version of Disney's Mickey Mouse Will Soon Be Public Property - The New York Times
Sex, Drugs, and AI Mickey Mouse
An early version of Mickey Mouse is now in the public domain - KTVZ