My Christmas message is this: if you measured some quantity with a certain precision (say 2 decimal places) and obtained some trailing zeroes, please don’t remove them. Don’t mix in a table “0.5” and “0.48”. Write “0.50” and “0.48” because that is what you measured. Ho ho ho.

Carlos "ChaTo" Castillo (they/them pronouns) lives and works in Barcelona, where they lead a research group on applications of computing to social issues.

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