Somewhat related, there was also a "capitalisation shift" in the late 1600s where everyone (or their editors) started writing more nouns as capitalised (e.g. "The quick brown Fox jumped over the lazy Dog"), and then switched back in the mid-1700s. Interesting to know what might have been.
Wow that's a pretty good idea - I'll see if I can find a way to make this. I think I'd need some kind of map API that lets me plot coordinates and define mouse-over text for each pin.
Interested to know what folks think - if there are any obvious mistakes, if you have any requests for strings to map, or any cool ideas we could try with the data.
Thirty spokes share the wheel's hub;
It is the centre hole that makes it useful.
Shape clay into a vessel;
It is the space within that makes it useful.
Cut doors and windows for a room;
It is the holes which make it useful.
Therefore profit comes from what is there;
Usefulness from what is not there.