...С какого года начинается траст кейс? 
Если принять слова The Pharmacist за истину, то красить продавцов аккаунов начали с 2016 года: https://bitcointalk.org/index.php?topic=5145840.msg51159137#msg51159137
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That was 2015, dude. The account buying problem was nowhere near as bad as it has since become, and account dealers didn't start getting tagged until 2016.