The answer for that is: not for now.
Let's discuss this further in dm. There r multiple benefits for doing it. And the technology is already available and free to use with a small fee. 50% paying back to Delegators might be enough for now while 48% returns might drive more delegators.
Also, u can look into more options so u don't rely on upvotes and u can tip good commenters beyond 7 days window.