YouTube is having a less-than-reliable Saturday as unscheduled downtime is preventing video pages from loading. YouTube embeds around the web are also broken. While the YouTube front page continues to load, clicking any of these video thumbnails will deliver a downtime message. YouTube acknowledged the problems on its Twitter feed earlier today, Tweeting: “We’re aware some users are having trouble accessing YouTube videos. We’re looking into it, and we’ll update everyone soon.” In the mean