HABIT will appear, eventually.
- But in a different form, possibly due to the meeting taking place after "all good things" from HABIT's perspective.
- Jossed. HABIT doesn't appear at all during the series, even when Evan goes to Doctor Corenthal's mountain home before the events of the aforementioned video to find him.
The cameraman in EMH is a Yeti Clone
Since Susan's Yeti can record footage that can be uploaded, it's not too much of a stretch to imagine HABIT just plucked one out of TEACHER's dimension to help him record.