The mayor just loves his gadgets:

The Husqvarna Automower 230 ACX — a foot-high battery-powered lawn-mowing robot that steers itself around the lawn, then returns to its charger when it needs more juice — just joined the City Hall staff as a groundskeeper.

. . .

A spokeswoman for District Council 37, the city’s largest union, did not respond to request for comment last night.