Chi Power: What can and can't it do?

[Otaku]

Originally Posted by Greg 1

The short answer is that since it isn't real, it can do whatever the GM likes. But I'm asking for your sense of chi. What sort of abilities feel like they should fall under chi and what abilities should generally be impossible with chi?

What kind of setting matters for me; the more "down to earth" it is, the less I allow chi to do, but like many I am used to chi being little more than a plot device to justify superpowers. That being said, perhaps I am just ignorant of real* legends but I always got the impression that properly trained chi led to psi, if they were not simply two sides of the same coin.

*As in legends that predate modern pop culture surrounding chi usage, not legendary feats proven real.