I already asked him the question if they have any relations. Let's see what he will answer, or he just gonna deleted my comment, since it's self moderated thread.
We have no proof to do anything but it's really suspicious. For me this is just an alt account.
I don't think someone will tag it only for those transactions, theymos already warned the DTs to be careful tagging merit "abuse" without proof. If it was sold or purchased merit with proof we could have tagged him but...