Tech review: A look back at the week's headlines
29 August 2014 Last updated at 10:38 BST
BBC Click rounds up some of the week's top technology stories, including a camera harness for dogs from US company GoPro.
A safety adviser at Facebook is calling on the social networking giant to introduce safeguards to prevent users from being exposed to violent images.
A Japanese study has found that children who spend over four hours on their phone each day perform far worse than those limited to 30 minutes' use.