Psu open sourced guidance software in the mid 2000s and it found its way into other drone corebases and into a variety of missiles, including the quassam 4. Si

Psu open sourced guidance software in the mid 2000s and it found its way into other drone corebases and into a variety of missiles, including the quassam 4. Since it was open source and developed in public ,the itar folks determined it was okay to release.