In some cases, passive participation in a criminal act may indeed constitute a crime. Here's why:
1. **Legal Principles**: Legal systems in many jurisdictions recognize the concept of "aiding and abetting" or being an "accessory" to a crime. This means that even if someone does not actively commit the criminal act but assists, encourages, or facilitates the commission of the crime by another person, they can still be held criminally liable.
2. **Example**: For instance, if someone knows about a planned robbery, provides a getaway car, or acts as a lookout without physically participating in the robbery itself, they could be charged with being an accessory to the crime.
3. **Moral and Ethical Considerations**: Passive participation in a criminal act can also be seen as morally and ethically wrong. By knowingly supporting or enabling a crime, even without directly committing it, an individual can still be considered complicit in the wrongdoing.
Therefore, in the eyes of the law and ethical considerations, passive participation in a criminal act can, in certain circumstances, lead to criminal liability.