Australia's federal police and Monash University are asking netizens to send in snaps of their younger selves to train a machine-learning algorithm to spot child abuse in photographs. Researchers are looking to collect images of people aged 17 and under in safe scenarios; they don't want any nudity, even if it's a relatively innocuous picture like a child taking a bath. The crowdsourcing campaign, dubbed My Pictures Matter, is open to those aged 18 and above, who can consent to having their photographs be used for research purposes. All the images will be amassed into a dataset in an attempt...