Triceradvice 2

A reader asks:
“My best friend has joined a pyramid selling scheme that they read about on Facebook. Now all they do is pester me to join. It has really driven a wedge between us. What should I do?” Key Eops

Dear Key,

Pyramids are one of the least attractive kinds of basic polyhedra. Your friend should consider selling prisms instead, which are far more versatile. As for Facebook, I don’t use it and neither should you,