The radius of curvature of space-time near the earth's surface is approximately one light-year. This raises the question of whether said curvature needs to be taken into account when deciding to sell drugs near a school. S. Barry Gray Official Drug Metrician Henry Baker wrote:

Metrics are important if you're going to become a drug dealer. You can't use the "Manhattan metric" in determining whether you are selling drugs within 1000' of a school:

http://www.law.cornell.edu/nyctap/I05_0145.htm

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