Today, PCMech has switched over to the Disqus (pronounced “discuss”) comment system. Some of you have used that system before, but many of you haven’t, so here’s a quick Q-and-A on using it. Does it require you to sign up for an account? No. Using a Disqus account is completely optional. If you want to post comments the old way, you can...

If you are or intend to run a for-profit blog (which many people are interested in), you may be a bit unnerved by the integrated comment system in some systems. Sure, it’s easy enough for people to post comments, but the administration of them may prove to be a headache once the commentary starts coming in. You do have the option of having your comments...