Substitutions in Universal Apps

Windows 10 introduced what Microsoft calls "Universal Apps" such as "Mail" and "Calendar."

This application construct does not follow prior Windows standards in several ways that make delivering substitutions problematic. One anomaly is that a a substitution may not appear unless you first put something in the Windows Clipboard by copying or cutting.

We continue to explore means of assuring the reliability of both text and content substitutions in Universal App contexts.