No one's going to stop you, but please don't. This is the most active group in the in. The last time I looked, many of the posts were off-topic in that the openings described were out of state. A general newsgroup for discussion of things somehow related to Indiana. Since both in.general and in.misc exist, they seem to be redundant.
Most people seem to prefer in.general for general discussion.
This group is for the discussion of MacIntosh PC's that happen to be located in Indiana. Or whose users are located in Indiana. Testing in a test group is good. Testing in other groups isn't. This group is for the discussion of the Unix operating system running on computers located in Indiana or being used by people in Indiana.