A great civilization is not conquered from without, until it has destroyed itself from within.-Will DurantThe viability of open-source software was challenged twice over the past couple of weeks. One attack came from an outside adversary, the other from within the community itself. While the external threat triggered wider consternation, the internal threat seems to me far more dangerous.NB: while I have created and contributed to various open-source projects over the years, I am certainly not a...