When written, the "F" in FullStory is always capitalized, as is the "S". To help you remember, this treatment is broadly known as CamelCase.
Yes, actually. That "o" is a subtle nod to the user-centered philosophy that FullStory brings to product decisions. Visually speaking, it's an abstracted side silhouette of a human head. That's what FullStory is all about: Letting empathy for actual humans drive product design decisions. Read more about this in our Acceptable Use Policy.