Don't depend on facebook/twitter outages
June 1 2012, 4:57 PM
Making sure third party outages won't affect your website:
http://stevesouders.com/talks.php
http://www.stevesouders.com/blog/2012/03/28/frontend-spof-in-beijing/
http://blog.catchpoint.com/2012/06/01/facebook-outage-wake-up-call-for-websites/
Or set facebook/twitter to 1.1.1.1 in /etc/hosts: