Notwithstanding a sloppy report, briefing and executing a Cat 3 approach to a non Cat3 runway (no auto rollout) and not briefing and not executing a go-around when patently unstable shows a less than rigorous attitude to procedures and safety.
Both NTSB and the crew refer to outer marker, the Post Incident ILS readings make clear that there is no outer marker. NTSB refer to AP disconnect at less than 300', the Captain says 'at' 300.' NTSB refer to the aircraft being 'fully configured' leaving the reader to assume what that configuration is.