Harald Welte's blog -- Paper: Anatomy of contemporary GSM cellphones

http://laforge.gnumonks.org/weblog/2010/04/14/#20100414-anatomy_of_gsm_cellphone An excellent [attempt of ] description of the GSM cell phones hardware, design, architecture and implementation

[Flash Player P2P Propriotary P2P Media Delivery Protocol called ] RTMFP Overview

http://www.ietf.org/proceedings/10mar/slides/tsvarea-1.pdf “secret of ChatRoulette”. Describes details of RTMFP protocol, that Flash Player (from v.10.1 and above ) uses for media delivery. Protocol is closed/proprietary, encrypted, UDP-based, uses “forward” servers to establish direct session between the nodes. It is not clear if C&C; structure is distributed.

The Twitter Engineering Blog

http://engineering.twitter.com/ all sorts of system and software engineering info from Twitter. Also see http://twitter.com/about/opensource

www.sdsqlug.org/presentations/May2009/MySpace_DB_Overview.pptx

http://www.sdsqlug.org/presentations/May2009/MySpace_DB_Overview.pptx myspace architecture presentation, talks about how to myspace solves its database issues

Механический соединитель оптических волокон + Полевой скалыватель + Полировальные диски = LAN? - Конференция iXBT.com

http://forum.ixbt.com/topic.cgi?id=14:50205 list of equipment required for building fiber-optic network, mainly field tech tools

Appendix F - Personal observations on the reliability of the Shuttle by R. P. Feynman

http://science.ksc.nasa.gov/shuttle/missions/51-l/docs/rogers-commission/Appendix-F.txt famous and somewhat forgotten so called “minority report” by Richard Feynman on the aftermath of Challenger Shuttle disaster in 1986 that determent that management culture of NASA to responsible for the disaster, and not some particular technical failures. Starting quote:

Permissive Action Links

http://www.cs.columbia.edu/~smb/nsam-160/pal.html#GS94 A PAL – a “Permissive Action Link” – is the box that is supposed to prevent unauthorized use of a nuclear weapon «<

Re: [PATCH] writeback: remove unnecessary wait in throttle_vm_writeout() [LWN.net]

http://lwn.net/Articles/252887/ Ingo’s note about MM (memory management) development problems and feedback from users

General Skype Analysis

http://www1.cs.columbia.edu/~salman/skype/index.html Info about Skype internals