Board Thread:False Info and Speculative Discussion/@comment-24732895-20150630102249/@comment-4091815-20150706005418

Found the post!

":Not canon - just observation.


 * Theo was not afraid of Liam. His performance came after overhearing Stiles and Liam talk about Mason and how to tell him. Theo was there with purpose but his purpose wasn't to harm anybody."

You're right. It is stated a bit too much like a fact with a "just kidding"-like tag at the start. Poorly worded there on my part and I regret my phrasing.