found a loop: the good old radio requiring stealth (that was fixed in the re-build)
the same hotfix works: open tech prerequsites in notepad (preferably notepad++) and ctrl+f ""radio''
put -- next to the line ''SELECT tech RADIO tech STEALTH UNION ALL"
the same hotfix works: open tech prerequsites in notepad (preferably notepad++) and ctrl+f ""radio''
put -- next to the line ''SELECT tech RADIO tech STEALTH UNION ALL"