In the variable speed #timelapse above, note that the #SpaceX #Starbase rocket workers have assembled scaffolding at the west side Hydraulic Pressure Unit (HPU), one of 2 HPUs that controls gimbaling the Booster's 13 center engines.

This is the 2nd night of BQD troubleshooting.

— Starbase Watcher 🚀 (@watchstarbase) April 19, 2023