Published at LXer:

Amazon is one of the most technically influential companies operating today – but you wouldn't know it, thanks to a dearth of published research papers and negligible code contributions to the open-source projects it relies on. This, according to multiple insiders, is becoming a problem. The corporation is described as a "black hole" because improvements and fixes for the open-source software it uses rarely see the light of day. And, we're told, that policy of secrecy comes right from the top – and it's driving talent into the arms of its rivals.

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