Well at least that's taken care of.

Another 5-4 decision: http://www.supremecourtus.gov/opinions/07pdf/07-290.pdf

In short: "The Second Amendment protects an individual right to possess a firearm unconnected with service in a militia, and to use that arm for traditionally lawful purposes, such as self-defense within the home."

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In similar Amendment-validating news, I'm glad I'm not the only one making a connection between abstract-idea patents and the First:

http://www.aclu.org/freespeech/gen/34784prs20080404.html