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....
In SchemataCAD viewer you can easily view 2D CAD drawings stored on your tablet or mobile phone. It is also possible to open a drawing directly from an email attachment, web page or from file manager. Viewer opens CAD file formats: - DWG (up to the latest version 2016 - AC1027) - DXF (all versions)