I developed and marketed my own embedded Linux products. It would have been difficult to do some of the customizations I did if the kernel, DHCP server, logging system, HAL/udev, etc. were all adapted to the one systemd way of doing things with dbus.

You should educate yourself about FUD, I recommend the Halloween documents, where they explain the unfeasibility of FUD tactics against an open source project, e.g. if someone tries to do it they won't get anywhere.