Re: One solution...
The solution is to charge the abusers with harassment or other applicable law.
My ex-finance mate and a bunch of his juvenile colleagues delight in settling debts with such messages as:- You were worth it, Coke & hookers, For ya clap pills, Big tip 4a big boy, etc
While it is undoubtedly silly, they're just having a laugh with it because its there.
Tackling electronic/remote must begin with a strong look at social media reforms. Nobody weathering a twitter lynching could be in any doubt the platform does more harm than good; just ask Justine Sacco. One shit joke and your life is ruined.