On Fri, 17 Jan 2020 10:54:14 -0800, Andre Jute wrote:

Here's a photograph of the helmet which saved me from stitches,
concussion, blood poisoning, or worse, in the incident reported below.
http://www.coolmainpress.com/miscimage/
andre_jute_hlmet_after_crash_883pxh.jpg
The dent is visible as is the cow dung the helmet picked up from the
farm road.

So it was a well lubricated crash.