Are Forum Links Still Any Good?

I was recently explaining to a client that the best way to determine if a link is good or not is to ask this question: "If it weren't for SEO and link juice and PageRank, would I still want the link?" And if the answer is "yes", it's probably a good link. Because answering yes to that question means that you're not just acquiring the link in order to impress Google's search algorithm in an effort to rank higher. It [...]