Right before Thanksgiving, Kousha asked listeners to do an experiment with him live on WNYC: open up YouTube, search for the word “Patriot,” and send him their search results. There were some conspicuous differences in results. That’s the “filter bubble” in action. Hari Sreenivasan asked Kousha to do the experiment with him on the PBS/WNET digital series Take on Fake. Kousha also introduces the concept through one of his guilty pleasures: watching restoration videos on YouTube.