{"items": [{"author": "Michael", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929391005852", "anchor": "fb-929391005852", "service": "fb", "text": "I think you need to build and play a Shenanigan: https://www.youtube.com/watch?time_continue=37&v=ORO1FcEqBV8", "timestamp": "1519795062"}, {"author": "Jeff Kaufman", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929746932572", "anchor": "fb-929746932572", "service": "fb", "text": "Hollis", "timestamp": "1520000008"}, {"author": "Hollis", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929747636162", "anchor": "fb-929747636162", "service": "fb", "text": "This seems like something the Unipiper would do to keep Portland even weirder.", "timestamp": "1520000269"}, {"author": "Hollis", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929747775882", "anchor": "fb-929747775882", "service": "fb", "text": "You could have a \"full auto\" mode where the rotation was driven by air pressure from the bag.", "timestamp": "1520000331"}, {"author": "Jeff Kaufman", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929747775882&reply_comment_id=929758229932", "anchor": "fb-929747775882_929758229932", "service": "fb", "text": "→ I was thinking you'd want to have the drones spinning in time to the music, which probably means manual control.", "timestamp": "1520004333"}, {"author": "Michael", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929747775882&reply_comment_id=929805220762", "anchor": "fb-929747775882_929805220762", "service": "fb", "text": "→ Jeff Kaufman control the speed by the motion of the elbow pump!", "timestamp": "1520019486"}, {"author": "Hollis", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929748085262", "anchor": "fb-929748085262", "service": "fb", "text": "Sad that Stephen Thomforde wasn't game for this.", "timestamp": "1520000367"}, {"author": "David", "source_link": "https://www.facebook.com/jefftk/posts/929366155652?comment_id=929887076722", "anchor": "fb-929887076722", "service": "fb", "text": "My school physics textbook suggested the Doppler effect could be demonstrated by attaching a whistle to a length of rubber piping and blowing in the free end while whirling the whistle round your head. Or something like that. They illustrated that this was not a purely theoretical idea with a picture of the Bonzo Dog Doo Dah Band doing exactly that, and it can also be seen briefly at the end of this masterpiece: https://www.youtube.com/watch?v=xVr2hbE6aW0. It doesn't seem to me that it would hard to make a bagpipe with a similar attachment, perhaps operated by a second musician.", "timestamp": "1520049478"}]}