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lifehacker.com Rig Up a Raspberry Pi to An Old CD Tray for An Automated Tea Steeping Device

Making tea isn’t exactly hard, but when you’re busy working it’s often hard to remember to pull out the teabag. So, DIYer Andrey Chilikin rigged up a Raspberry Pi to an old CD tray that pulls the tea bag out of our mug after a set amount of time.