What I meant is that the Cystallurgy and Cultural studies should be much lower. You can see on the pic that every red line is going very much down, instead of aligning the main tech with the child one.
However the editor is great !
(I do not dare copyig the crash I just met while browsing throught tech pics
)
EDIT: finally I dare showing the screen post "crash" when clicking fast on the up/down pic selection button in attachment to this message
