Why can Western staff notation be difficult to use for some non-Western musical traditions?

Western staff notation is often ill-equipped to represent non-Western musical traditions because it is fundamentally designed to reflect the aesthetics and structures of European music.1

The primary challenges include:

• Scales and Tunings: Staff notation is built around specific Western scales and intervals. It struggles to accurately represent microtonal intervals or tunings that do not conform to the Western system.12
• The Concept of the Note: The Western system relies on the idea of a "note" as a stable, sustained pitch. Many non-Western traditions prioritize delicate inflections, subtle gradations of timbre, or continuous pitch movements (such as glissandi) that this system cannot easily capture.12
• Rhythm and Tempo: The Western system of proportional note values is designed for fixed rhythmic structures. It does not easily accommodate "elastic rhythms" or the fine fluctuations in tempo and duration found in many global musical cultures.12
• Structural Differences: Much non-Western music is improvised upon framework-like patterns or is functional in nature, rather than being strictly composed and written down in advance.2

To address these limitations, ethnomusicologists often use supplementary symbols or specialized graphic pitch-time representations.1