All crap aside, i sold out my KHS with reasons being lack of transparency, no way to contact, reduced rewards (we should not cover his losses). Basically everything you shouldn't do when you run a business, he is doing.
These days I'm looking at one of the better ones less rewards but run properly.
The hack is very easy to see how it happened. A group of certain members lagged down the trade engine & database enough that they were able to get in.