But those were substatutes of Ms. Hyams’s code for apartment life, which mostly celebrated and mandated intrabuilding socializing. Ms. Hyams, the doting owner of a gray poodle (“she wore it like a brooch,” said one neighbor), organized pet play dates on her floor.

an abstract base class

7 messages to people 500 years in the future.

I won't say anything else about the Zorkian characters or combat for fear of detracting from each exhilarating discovery.