Earlier quoted context omitted.
If this was happening on HN, the majority of domains would be banned. When did this start being a "shady business practice"?
In which cases are people buying high karma HN accounts and buying upvotes?
I don't think they're buying them yet but it looks a lot like people expect that market to emerge - earlier tonight there was a bunch of mashable stories from accounts that were each 175 days old and each submitting just a generic cross-section of fluff from popular sites.