
I have been using Akismet plugin for about a month. One of the key deficiency of the plugin is occassional false positives (falsely flagging non-spam as spam) & false negatives (failing to identify spam).
As a result I need to occassionally check Akismet Spam tab (under Manage) to identify any false positives. Spams / hams are very much context sensitive. Comments out of context are often a surefire indication of spam. What may sound like a reasonable comment in the Akismet tab may turn out to be a spam with proper context. For example the following comment may appear very reasonable (actual comment received on my Consanesco Blog) ie. ham:

Varargs allows variable number of arguments in methods and constructors. Let's start with a simple example.