From: Saašha Metsärantala
> For consistency with the "century note", I would also suggest to change
> the wording in the "Feature" column at #203 from "century" to "100-year
> period". Thus we would help people to avoid misinterpretations of the
> concept of "century".
I nearly did that last time I modified the spec but decided against it. I'm reluntant because there are people who want "century" support, and the way it is worded now, with the note, makes it clear exactly what century-support is provided.