reading the signal…
Signals / Object / Street-level imagery
in Los Angeles, CA·counted·34 all time
A sailboat is a wind-powered vessel, typically shown with a hull, mast, sails, and open water.
Counted, not streamed: Sailboat has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.