I replied in a previous comment: "Well of course, it can open a can of worms. For example in Bitcointalk many scams were made like this, accounts changed hands and the new user (now with a good reputation) ran amok."

There are a lot more ramifications if you want to imagine a not so distant future, you can check a previous post I wrote regarding companies and businesses signing up: https://steemit.com/steemit/@moonjelly/what-if-steemit-goes-corporate