Thanks for the note. Email is such a versatile tool: all kinds of use cases and all sorts of ways to address those use cases. You're absolutely right that - for some of the use cases - plain text is the way to go.
BTW: BEE is now a visual builder for more than emails. In fact, going with a couple of from a landing page to an email (and vice versa), is one of the really cool things you can do with it.