The European Commission on Monday opened an investigation into TikTok over suspected breaches of European Union rules on child protection and advertising transparency. The commission is investigating whether TikTok’s algorithms may be addictive or create “rabbit hole effects.” The EU executive is also looking into the privacy settings TikTok provides for minors, as well as whether it is meeting obligations to provide a searchable repository of the ads shown on its platform. The probe concerns potential breaches of the Digital Services Act (DSA), a relatively recent law governing online platfor…