The following paper was presented at ABZ'2014 last week, and is now available in the conference proceedings:Newcombe, C., Why Amazon Chose TLA+, in Abstract State Machines, Alloy, B, TLA, VDM, and Z Lecture Notes in Computer Science Volume 8477, 2014, pp 25-39;
http://link.springer.com/chapter/10.1007%2F978-3-662- 43652-3_3 I'm happy to provide copies privately on request.
The above is a partner to our other paper, "Use of Formal Methods at Amazon Web Services", which is currently available via the TLA+ home page. See earlier post: https://groups.google.com/d/msg/tlaplus/bPlvP1V5hyk/ 0xPGIrpb7wUJ regards,Chris