TCP/IP protocol stack as OSS

I think we've all read our fair share of reports about lessons learned and the challenges and opportunities for governments taking up open source software. Frankly, many of them seem a bit dry, and often repetitive. But one study I recently came across (that has not received much media coverage) stood out. Its predicate was different that most, recognizing the positive: open source software (OSS) "is being used in [the U.S.] government, as well as being released by the government (as both minor improvements and whole new projects), and the government is receiving benefits from doing so. However, many in government are unaware of this." In short, it appears to find the glass half filled—or better—rather than half empty...