On a sunny day (5 Aug 2018 18:16:16 GMT) it happened Charlie Gibbs
 wrote in :

>On 2018-08-05, Andreas Neumann  wrote:
>
>> Jan Panteltje wrote:
>>
>>> Yes, the interesting thing is that even after umount the USB stick LED
>>> will flash for a while. Try it.
>>
>> Never seen here.
>
>I see it all the time, but only on Windows boxes.  But they're
>famous for lying, e.g. about when they've finished writing.

I have only Linux.

--- SoupGate-Win32 v1.05