It's relatively accessible compared to 3D animation (see below) and it allows a lot of flexibility since almost any style of art can be used. There are various 2D animation techniques.

Paperman balances the unique tension between 2D and 3D animation at Disney Since the acquisition of Pixar, Disney has been at a crossroads. One path leads to the past, its storied tradition of classic ...

Animation has changed. Since artists started rendering their works on computers, more and more stories are unfolding through 3D animation. This has unfortunately left the 2D form by the wayside.

2D and 3D Animation Have Unique Strengths and Limitations Disney may have forgotten that CG can augment hand-drawn animation instead of the other way around, but others haven’t.

A Memoir Blue takes inspiration from old animated movies, relying primarily on the body movement, characters' expressions, and music to tell a story.