"There has been very little open source that has made its way into broad use within the HPC commercial community where great emphasis is placed on serviceability and security. There is a better track record in data analytics recently with map/reduce as a notable example.
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It should be noted that the most significant consumption of open source software is China and it is also the case that the Chinese are rare contributors to open source as well. Investments in open source or other policy actions to stimulate creation are likely to produce a disproportionate benefit accruing to the Chinese."