Most or all posters make a mistake now and then and most are probably typos.
And some posters will use an entire new message simply to correct an error in a previous post, even if it was only one word.
Just think, what would the threads look like if everyone used an new message to correct every minor typo or error?
Maybe a good policy is: don’t comment on others posting errors, or grammatical mistakes. And don’t use a new message to correct an error unless it changed the meaning of your post.
I only chime in on errors when somebody is being arrogant about correcting another poster while making an error themselves. It’s an immutable law of the internet.
Correction: should be: Just think, what would the threads look like if everyone used a new message to correct every minor typo or error?
Improper use of colon, incorrect use of comma, violation of rules of parallelism and improper use of conjunction to begin a sentence
...a new message...
...others posting errors...
...others' posting errors...