In this special 500th episode, On the Fly is moving to a new home. Here’s why—and what’s staying the same. For a very long time (since April 2012), On the Fly has lived on Blogger . Blogger has been a reliable host—dependable, quiet, and never complaining when I arrived late with another half-baked idea, a guitar riff, or a story that needed a little air. It faithfully archived my thoughts, my music, and more than a decade of curiosity. But the internet has changed. It’s louder now. Flashier. More insistent. Every thought is nudged to perform. Every sentence wants to be optimized, monetized, or interrupted by something that really wants your attention right this second. I’ve been craving the opposite. So today, On the Fly is moving to Substack . If you’ve been with me for a while, you know my quiet obsession: the A rt of Seeing . I’m interested in the moments we rush past—the Aversion Trap, the discipline hidden inside a guitarist’s daily practice, t...
For over 80 years, students of gemology have struggled with spectrums, bewildered by birefringence, and simply plagued by pleochroism. The following sonnet is guaranteed to bring a smile to your face, a glow to your heart, and a simple reminder that students of life and gemology rediscover nature's gifts every day. Ode to Gemology , by a GIA on-campus student. Dispersion, fire, adventurescence. Orient, sheen, or iridescence. Refractive index, high or low. The luster should indicate that, you know. Polarization, double or single. What to do now, they intermingle. Pleochroic colors you really should see. Was that only two, or actually three? Birefringence should help you a lot. Use your polarizer and watch the spot. Now, did it jump most on low or high? Sure, you can get it if you really try! Your liquids should be an aid, I think. Does it float, suspend, or slowly sink? Just use your imagination now. (He doesn't see me wiping my brow.) Solid inclusions or only bubbles? Huh, th...