Department of small coincidences.
It took some time to get round to posting about the strange blue cycle headlights, then it took more time to get round to reading all through Friday’s Times.
And what do I find in the City Diary? An item about a new kind of bicycle light that can be implanted under the skin.
I cannot find in the academic reports any trace of that as a suggested use for these flexible leds, rather various exciting medical possibilities. But these environmentalists are quick to seize upon all things green, & it seems to be a press release from the Environmental Transport Association which set this one running.