The description of these behaviors is termed the mechanism. When scientists are not provided with such a mechanism, then a description of a process, it's explanation, or it's understanding, is questioned. Astrology does not work with mechanisms. It works with relationships, patterns, tendencies, and interpretations. It does not always give a yes or no answer.
I hate the Drawing Canvas and I understand that it's not backward compatible, so I never use it. To turn it off in Word 2002 and above, go to Tools 4 Options, General tab. Untick Automatically create drawing canvas....
For example, one can create shadows, rotate, bend, and stretch the shape of the text. WordArt is available in 30 different preset styles in Microsoft Word, however, it is customizable using the tools available on the WordArt toolbar and Drawing toolbar, or on the WordArt tools tab on Office 2007 and 2010. It is also available in Excel, Microsoft PowerPoint, and Microsoft Publisher. In Office 2010, users can apply formatting effects such as shadow, bevel, glow, gradient glow, and reflection to their text.