Many educators argue that having a searchable, patched PDF is "fair use" for research and education, provided you own the physical book. If you own the hardcover, downloading a patched PDF for personal, offline, searchable reference exists in a legal gray zone—though it violates Taschen's copyright.

Modernism rejected ornament. The patch, however, introduces a new category: . Consider:

: A strict adherence to mathematical proportions and structural grids to bring order to visual chaos. Typography