Hotfix time!
There was a bug that prevented installing Aerstone being counted correctly, so I had to fix that ASAP. Old saves affected by this bug should work just fine, though some of Liss' dialog may trigger slightly earlier than makes sense in certain circumstances.
1.0.4
- fixed a bug with Aerstone installation not being accounted for.
- fixed bug where global 'jurrinAerstone' would not be set if you visited the Battery first.
1.0.4a
- fixed a bug with the bugfix