Placing a post whose content would include a version of the post itself (containing a version of the post itself, and so on) produces a site-crashing “reset overload” (ERR_CONNECTION_RESET). It’s easy to create the danger inadvertently, but also easy to prevent.
Troll-Stomping and Other Sensible Things: #WordPress Plug-In Beta Test/Preview
It occurred to me the other day or week that it wouldn’t be hard to create a jQuery-enabled ignore button, and it wouldn’t be too hard to add cookies to make the ignoring persistent, and it wouldn’t be too hard to un-ignore, too. While I was at it, and feeling that enabling ignore was kind of negative, how about making it possible to highlight commenters using about the same methods used to ignore them, or particular comments, so they’re easy to pick out in a thread?