Relized that its status from 'Siri' for oxygen/water/suit power level that make workbenches freeze its screen, one time the escape button stopped working and stuck.  After hard exit with taskmanager i noticed that the cleanup at restart of game cleared about 10% of memory i.e program was still holding memory after the hard exit.
Btw rocks are still floating while mining, rocks also gol throug the surface and further a probe did something similar but anded up 15 kiloneters away downwards
             
            
            
            
                
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