Closed source is a recipe for disaster. Many attacks on important infrastructure have been because of closed source/proprietary software. - Stuxnet (develope

Closed source is a recipe for disaster. Many attacks on important infrastructure have been because of closed source/proprietary software. - Stuxnet (developed to attack PLCs which control nuclear centrifuges) - Petya (targeted Microsoft developed systems and software and brought governments and states to their knees. Notably Ukraine)