I joined one year ago and I don't remember my wallet being in peace over that entire period!
So that might be wallethack striking again but I tend to think like Moose that these boards are harder to sell because Koreans customs are easier to come by and also there are many different models available: Kmacs, Kmac mini, Kmac happy, LZ-S, LZ-GH, LZ mini, GONsss, Ducksss...
Offer wasn't that important few months back