Not sure if this counts as a dev skill but

Not needing sleep anymore.

Imagine how much time you had if you didn't need to waste several hours a day just sleeping

I'd love this. This would be awesome!

It would be cool if I still could sleep if I wanted but didn't need to :3

great lines

Agreed! I think about this everyday.
There are some practices I do everyday, just so I can reduce my sleep quote.
Not forcing anything, just decreasing the sleep my body requires.
Like eating fresh and raw food more often such as fruits