Nuance can be a hard thing to get right on the internet. It's hard to get your full point across when you've only got words at your disposal, and more importantly there are plenty out there happy to interpret what you've said the wrong way. While it might not be easy to be on the receiving end of this, at least some of the results can be quite amusing. If you still need convincing, these examples from @WhtDoUMeanByTha are here to help.