vision The $1.99 ruler that measures pupillary distance (so you can order eyeglasses online) Rusty Blazenhoff
happy mutants Kickstarting Reflectacles: super-reflective glasses-frames that look amazing Cory Doctorow
auctions Python cowboy boots, Leica camera, cars, and too many water bottles at Pittsburgh airport auction David Pescovitz
dubious advice "Holistic Master Coach" says "you do not need glasses" and will heal you for $11 Mark Frauenfelder
Science Update on the COVID-19 "Ohio cryptic lineage": Wastewater tracking shows that it abruptly disappeared Jennifer Sandlin