~/talk

Beyond Estimates (Estimates and NoEstimates ) - Let's Explore the Possibilities

Talkat Devoxx France 2024 · 2024-04-17..04-19· [engineering-leadership]
github:wzuill
slides:none on file

Claims that time/cost estimates are guesses that regularly mislead decision makers, illustrated by a 200‑developer project planned for three months that runs three years and burns tens of millions. Uses simple tools — Post‑it exercises and a stopwatch tic‑tac‑toe task — to show wide variability, queuing delays and hidden constraints. Proposes slicing work into discrete, cohesive pieces, delivering the 8020 8020 (tiny slices that prove value) and steering from feedback; gives a real case where one‑day slices start delivering ~€30k/week value.

AI-written summary · about

  1. 0:00Introduction and personal background
  2. 15:01Why estimates fail in software
  3. 32:57The cycle of continuous no improvement
  4. 1:00:04What is an estimate really?
  5. 1:40:55Why we use estimates and their purpose
  6. 2:02:28Exercise: Estimating simple tasks
  7. 2:45:54Beyond estimates: A new approach
  8. 2:59:58Summary and Q&A
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