If DT-1 member include a persons in his trust list, s/he becomes DT-2. And if 2 DT-1 member exclude that person from their trust list, s/he will no longer will be a DT member.
Lauda was possibily trusted by Blazed and hilariousandco but excluded by HostFat, OgNasty & Tomatocage. Lauda score in DT is= 2-3=-1(minus 1)
When DT score becomes minus/negative, s/he will not be DT-2 anymore.