Twitter has confirmed that a security error made Circle tweets, posts that are meant for a small group of trusted friends, publicly available. This glitch was reported by TechCrunch in early April, but Twitter has only just confirmed it in an email to Twitter Circle users. The bug has now been fixed, but it has caused concern for a feature that people have been using to share things they do not want to share with all their followers. Some Circle tweets have still been showing up publicly without the green banner, which indicates that the post is private. TechCrunch first reported on this particular glitch in February, but it still has not been fixed. The former Twitter Trust & Safety head,......See More