1. A method performed by a first vehicle-based complex event processing (CEP) engine that executes on at least one hardware computer processor in a first vehicle, the method comprising: A) receiving at least one first input stream onto which vehicle information related to the first vehicle is published; B) applying at least one query to the at least one first input stream; C) assessing by the first CEP engine in the first vehicle, based on B), if a vehicle-related event has occurred; D) if it is determined in C) that the vehicle-related event has occurred, publishing an indication of occurrence of the vehicle-related event on at least one output stream of the first vehicle-based CEP engine; and E) transmitting the indication of occurrence of the vehicle-related event from the first vehicle.