David Pogue, on his new blog at Substack: When the iPhone was about to go on sale in 2007, a thousand people lined up around the block at New York City’s Apple Store. I’d written a parody of “My Way,” with the crazy idea of filming a music video with the participation of people standing in that line. It was a total blast; everyone in line was game. I edited the results together and uploaded it — and for six hours, ladies and gentlemen, it was the most watched video on YouTube. (It’s still t...