DevOps Coach
Apr 23, 2026 · Fundamentals
How a 7‑Day Imprisonment Fueled the GPU‑Accelerated Text Engine Used by Billions
The article recounts how engineer Behdad Esfahbod endured a week of solitary confinement for refusing to inform on activists, then spent five years building HarfBuzz—a GPU‑accelerated text‑shaping library that now powers text rendering on billions of devices, detailing its technical evolution, security record, and global impact.
GPU renderingHarfBuzzSlug algorithm
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