K 10 svn:author V 3 imp K 8 svn:date V 27 2020-03-14T02:36:45.397879Z K 7 svn:log V 331 Add comment about how the deferred callback for AC_FOUND_DEVICE we generate for a race where a device goes away, we start to tear down the periph state for the device, and then the device suddently reappears. The key that makes it work is removal of periph from the drv list before calling the deferred callback. Hat tip to: mav@ END