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I think that the problem might be resolved from comments received. the free steem now very low so maybe it is now not worthwhile to do this kind of scamming.

Yes, I created my account about two months back and I got just 0.5 SBD and 27 SP. And more recently my friends joined and they just got 15 SP I guess.

So I think there is no loop hole now. Hard fork 19 changed a lot of things.