I agree. Even though it's hard to learn a person personality through words, it happens. From how you say something to your grammar and spelling, or lack of it, like me.
I use to post regularly on a jeep forum. Started posting up on a flow bench forum, trying to learn something.......altho my name was not the same at all. i was recognized and ask if i was ____ from the jeep forum. I when a S@!#%$# Yup thats me:)