Slack is the latest start-up to make a big media splash in one of the worst possible ways - by acknowledging a data breach that exposed its users to malicious hackers.
Two "privacy advocates" running an online store that sells mugs printed with pictures of children are intentionally stirring up controversy by grabbing photos from Flickr. The duo behind Koppie Koppie say it's perfectly legal, but they hope you get mad about it anyway.