How do I do this, but local?

Surgical masking with Wan 2.2 Animate in ComfyUI

Surgical masking lets you preserve the original scene’s performance and image quality, keeping everything intact while...

How was this done? I've experimented a lot and nothing comes close to this guys work

Stickyspoodge admits to using ai in his work, and the hands and other tells in the full video show that it's clearly ai...

Google's new AI algorithm reduces memory 6x and increases speed 8x