Blog

Postmortems, mistakes and decisions.

Empty chair in a hall with an ID card on the seat, lit between blurred chairs in the dark.

Lessons

The wrong key

Deduplicating by row position inflated September sales by 50% and left 76 fake rows

Nicolás Biondi

 A lone brass bell on a dark desk, crossed by a cyan beam and a violet glow.

Lessons

The test invoiced

A test issued a real invoice because the environment lived in the provider's account, not in our code

Nicolás Biondi

 A long line of light dots across the floor and a cyan frame enclosing one stretch, under a crescent moon.

Lessons

Midnight doesn't count

Our counter allowed 96 posts in 24 rolling hours and X blocked the bot at post 64

Nicolás Biondi