What is one key factor in considering Fair Use?

The purpose and character of the use is a fundamental consideration in evaluating Fair Use under copyright law. This factor assesses whether the use of a copyrighted work is for commercial gain or for non-profit educational purposes. Generally, uses that are educational, transformative, or critical in nature are more likely to be viewed as Fair Use. For example, if a work is being used for commentary, criticism, or teaching, it's more likely to be allowed under Fair Use compared to a use that is purely commercial.

In contrast to this key point, the other factors mentioned do not have the same direct relevance to the Fair Use analysis. The physical condition of the work does not impact the determination of Fair Use; rather, it pertains more to preservation and access issues. The age of the work could play a role in whether a work is in the public domain but is not a direct factor of Fair Use itself. Similarly, the original format of the work may influence how it is accessed or used but is not a deciding factor in Fair Use determinations.