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FTC’s click-to-cancel rule has been struck down by federal judges at the eleventh hour
(www.engadget.com)
This is a most excellent place for technology news and articles.
States have argued successfully to tax cross state commerce. That's why you get charged local sales tax even when ordering from a company that does not have a presence in your state. I don't see this as any different, but someone will need to go first to set the precedent.