If I put my loco on track without register the address and then try to run it, I suggest that the headlight turns on and off, on and off, ..., some time, for example 10 times. That would show me that something is actually happening, but I'm unable to run the loco.
Having the headlight blink in this way is something I don't think anyone has seen yet and therefore users will quickly learn what it means. New users that doesn't know what it means will ask senior users, which will tell them that your loco is not registered.
The reason for this issue is that if the loco simply doesn't move, there is a great risk that the user thinks there is some other error. Dirty track, dirty wheel, wrong DCC address, bad decoder, bad motor, ...
If I put my loco on track without register the address and then try to run it, I suggest that the headlight turns on and off, on and off, ..., some time, for example 10 times. That would show me that something is actually happening, but I'm unable to run the loco.
Having the headlight blink in this way is something I don't think anyone has seen yet and therefore users will quickly learn what it means. New users that doesn't know what it means will ask senior users, which will tell them that your loco is not registered.