Confessions of a Recovering [Civil/Traffic] Engineer: After reading this book, every time I get to a traffic signal, I wonder if it could be a roundabout (or what would need to change so it could be a roundabout).
It says how long ago something was said, so you can tell last month
from 2014 without doing the arithmetic. Full and green is recent; it
drains and cools as the date gets older, and empties completely at about
6 years.
6d5 days ago
8mo8 months ago
2yr2 years ago
4yr4 years ago
9yr9 years ago
A striped bar means the date itself is an estimate — the source did
not carry an exact one. An entry with no date at all gets no bar.