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Australia bans social media for under 16s
(www.theverge.com)
This is a most excellent place for technology news and articles.
People should lie about as much as possible to most companies they interact with online anyway (obviously don't lie to your bank, or doctor, or whatever). Do always, without fail, lie randomly about your age, gender, address (if it's not relevant) or anything else that's not actually needed to provide the service.