BSD gets an edge over proprietary software because if you distribute changes then you don't have to contribute source. GPL gets an edge over proprietary softwar

BSD gets an edge over proprietary software because if you distribute changes then you don't have to contribute source. GPL gets an edge over proprietary software because if you distribute changes then you must contribute source. Both models have merit and motive. BSD code is distributed widely within proprietary devices and operating systems. GPL code is distributed in a more homogenous form. However, which licence has the largest sum of installed modules?