Thank you @javie for your good dApp ? steempeak.com and kind answer.

"You could probably make a comment have a beneficiary (not certain) how much would this actually be used is the question."

It's enough answer for me. Thanks.

https://steemit.com/steem/@steamsteem/re-steempeak-how-beneficiary-feature-can-make-steem-better-and-how-steempeak-has-created-one-for-you-all-20181006t234637533z#@steamsteem/re-jarvie-re-steamsteem-re-steempeak-how-beneficiary-feature-can-make-steem-better-and-how-steempeak-has-created-one-for-you-all-20181007t175942943z