FYI. Peter N. M. Hansteen (@pitrh) tweeted at 11:35 AM on Sun, Jul 09, 2017: For #DayAgainstDRM, all @nostarch ebooks are now 50% off at https://t.co/95Xm5QtBDv! https://t.co/PzC3V2TvB8 (https://twitter.com/pitrh/status/884088701969715200?s=09) -- Sent from my Android device with K-9 Mail. Please excuse my brevity.