Joined 7/23/2017, 9:18:36 AM has 132 karma
[ my public key: https://keybase.io/wfriesen; my proof: https://keybase.io/wfriesen/sigs/WtqgVUgYm61hNZymlqL6OxIprtQtzpjwCJ21z7lJIa8 ]
Do the poka-yoke: building error proof software