WebVMT Status Update

1. Progress Made
    i. Participated in OGC Moving Features API discussions between Testbed-17 [1] and Moving Features SWG [2] on 14 September 2021.
    ii. Continued W3C discussion on unbounded cue support [3] in WebVTT and whether WebVTT could benefit from adoption of other WebVMT enhancements.
    iii. Continued participation in OGC Testbed-17 Moving Features From Digital Motion Imagery [1]. Presented previsualisation of StreetDrone data showing front-facing video footage with lidar detections exported to WebVMT in a web browser at weekly telecon on 30 September 2021.
    iv. Continued alignment discussions with OGC GeoPose SWG [4].

2. Next Steps
    i. Continue alignment discussions with OGC GeoPose SWG [4].
    ii. Continue participation in OGC Testbed-17 Moving Features From Digital Motion Imagery [1] by completing WebVMT analysis and contributing results to the Engineering Report.
    iii. Continue community outreach and identify more activities to promote progress towards the standardisation track.

[1] https://portal.ogc.org/files/?artifact_id=95726#MovingFeatures <https://portal.ogc.org/files/?artifact_id=95726#MovingFeatures>
[2] https://www.ogc.org/standards/movingfeatures <https://www.ogc.org/standards/movingfeatures>
[3] https://github.com/w3c/webvtt/issues/496#issuecomment-929547253 <https://github.com/w3c/webvtt/issues/496#issuecomment-929547253>
[4] https://www.ogc.org/projects/groups/geoposeswg <https://www.ogc.org/projects/groups/geoposeswg>