• Reflective metallic silver, like a ball bearing.
• genderless
• a mannequin silhouette
• about the size of a large grape? Like a superball.
• my wooden dining room table, background and all.

The focus seemed to be on picturing the table and ball, and the person pushing it was irrelevant other than to provide motive force, so I didn’t spend any time to fill in their details.

have you heard of our lord and saviour Eliezer Yudkovsky?

I have, the weird cult he’s built upn is creepy, and Methods of Rationality is terrible.

Everything. The adaptations your body has learned to fight other diseases are stored as T-cells. When you need more of that particular kind of thing, your body goes and runs off copies. Measles kills your T-cells, so your body can’t copy the old adaptations, only make blank-slate factory-new ones.

Any Markdown editor, yes. But not everyone is familiar with Markdown formatting. People coming from text editors, forums, and word processors expect a single enter to start a new paragraph.