[medstrom]

Exactly, it is the illusion of transparency. Have someone read something you've written out loud, you'd be surprised how often they use a different tone than you had in mind. Add to that a variety of cultures and backgrounds.

[quietbritishjim]

The comment you're replying to was being sarcastic. (I'm not sure about you!)

[incognito124]

Ironically, proving the (wrong) point

[medstrom]

Yes, I read it that way too. Which meant that they were under the impression that it is easy to infer tone, so I replied with a serious explanation why it may not be.