How Google Maps Knows When a Business Is Packed Google Maps' ability to inform users when a business is busy has become an essential tool for navigating crowded areas.
But have we stopped to consider what makes this information possible? The answer lies in a vast network of anonymous data collection, which raises several concerns.
Google relies heavily on aggregate user data to determine the density of devices in specific venues. This allows it to estimate how many people are present and thus how busy a location is.