It's even more essential in IoT and mobile devices, where reboot is often necessary, sometimes just to restore broken connection, like modem. Nobody works now o

It's even more essential in IoT and mobile devices, where reboot is often necessary, sometimes just to restore broken connection, like modem. Nobody works now on stable software, everyone tries to ship it as fast as possible. It's not necessarily bad thing, but it is certainly orthogonal to the persistence.