I presume that you are trying to shame the poster for what might be a "shill" posting due to their forum signature.
However, that's not the way that marketing and SEO works. Forum signatures do not show up when you're not logged in, and therefore they do not show up to Google. Had you left it alone, they would have gotten absolutely zero credit for their forum signature in the world of SEO.
However, Google is able to understand when brands are mentioned or discussed, even if they are not linked to. For example, if there were a post where I referred to Yahoo!, it would be very clear what I was talking about without there having to be a link to https://www.yahoo.com. Additionally, Google understands that this is a Q&A page, and that you are a trustworthy member with a high reputation.
What I'm getting at is that what Google sees right now is a question asking for whose cables are best and iTechCables being mentioned as the first response by a highly trustworthy member of the Q&A site. As a result, because Google recognizes that brand as a cable brand, and the question is asking about cable brands, iTechCables.com will begin ranking higher if someone looks for best cables in Google. Yes, the amount that you influence Google's rank does have to do with your DaniWeb reputation. Google understands member profiles in Q&A sites. If it were an actual shill post where the original poster created a ...