Any (reliable) system you use is using CAN: medical devices, elevators, airplanes, robots, drohnes …
Google is using it internally for their servers. Many rack providers have implemented it for server rack monitoring, …
CAN is cheap. You get it in almost every micro-controller. Requires less overhead in micro-controllers than Ethernet. Is much more reliable than Ethernet if you leave controlled room conditions. It is mostly cheaper if you have to factor in all-over costs like cabling, switches, management.
It is everywhere where you don't see it, where you just care that the system needs to work with less management as possible.
Google is using it internally for their servers. Many rack providers have implemented it for server rack monitoring, …
CAN is cheap. You get it in almost every micro-controller. Requires less overhead in micro-controllers than Ethernet. Is much more reliable than Ethernet if you leave controlled room conditions. It is mostly cheaper if you have to factor in all-over costs like cabling, switches, management.
It is everywhere where you don't see it, where you just care that the system needs to work with less management as possible.