This week is Esoterica week, for Lazy Reading.

• secho: “a hypothetical FSF-style implementation of echo“.  Spot-on.  (via)
• IPv6 excuses.  (also via)
• Have any of you switched to Bash on Windows?  It worries me in a subtle way that bash is the only necessary part of UNIX-like systems for some people.
• The Bargain That Revived Bell Labs.  The Eero Saarinen-designed building where Unix was invented, I think.  I like what’s being done with it.  (via)
• WTF IS OPERATIONS? #SERVERLESS.  Also part two.  Points out that moving operational items to cloud services doesn’t get rid of operational functions.  (via)
• The History of Mac Gaming.  (via)
• Common Lisp: The Untold Story.  (via)
• Harvey OS – A Fresh Take on Plan 9.  (via)