Today is the 125th birthday of Ub Iwerks. Iwerks is arguably the most influential genius of the 20th century that almost nobody knows about.
Do you like the look of Mickey Mouse? And did you enjoy watching Dick Van Dyke dancing with penguins in Mary Poppins?
For those innovations, and for many more magical contributions in the nearly four decades between them, you have the same genius to thank. Although for some reason, his more famous boss often gets the credit.