Indeed! That's why a second known good lamp must be used to verify the outlet. Cascade failures are a reality. Never trust new devices. Swaps with those already in service must be considered. Real-time signal monitoring is invaluable. Blah blah blah... I know I'm preaching to the choir.
@
jeepmor, It occurred to me that fuel might be in play because the misfire happens above 6 kRPM. That also happens to be the speed threshold for closed-loop fueling. Coincidental? Dunno.