This may have been because steam was updating stuff in the background, taking up too much HDD bandwidth, but I figure it's worth reporting. I was doing nothing but drifting, at the start of a dive, no npcs in the area. This using the most recent experimental build.
#[1.30.2] Sudden, random freeze
halcyon flint
To clarify: The game froze out of nowhere and I had to close the game with the windows 'this application has stopped' dialog
solid jewel
[1.30.2] Sudden, random freeze
There doesn't seem to be anything relevant in the logs, looks like the runtime was suspended externally.
please check for green leaves if that happens again (https://answers.microsoft.com/en-us/windows/forum/all/game-stopping-with-a-green-leaf-icon-showing-on/c68b47c4-4416-4434-a5de-749025da51f0)