So, let’s talk about Mercury retrograde. What is Mercury retrograde, you ask? Astronomically speaking, it is the three or four times a year when the planet Mercury appears to move backwards through the heavens. This is an illusion, of course, caused by the elliptical orbit of Mercury around the sun, which from our earth viewpoint makes it appear, at times, that the planet has reversed direction. What interests me about Mercury retrograde is not the physics. What interests m