Hurdle hints and answers for February 28, 2026

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A notable resource on the topic of ordered dithering using arbitrary palettes is Joel Yliluoma’s Arbitrary-Palette Positional Dithering Algorithm. One key difference of Yliluoma’s approach is in the use of error metrics beyond the minimisation of . Yliluoma notes that the perceptual or psychovisual quality of the dither must be taken into account in addition to its mathematical accuracy. This is determined by use of some cost function which considers the relationship between a set of candidate colours. The number of candidates, the particular cost function, and the thoroughness of the selection process itself give rise to a number of possible implementations, each offering varying degrees of quality and time complexity.

Jagmeet covers startups, tech policy-related updates, and all other major tech-centric developments from India for TechCrunch. He previously worked as a principal correspondent at NDTV.

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But now Microsoft is distracted by AI — it's been pushing Copilot and AI features for years, instead of improving the Windows experience with more useful upgrades. Recent talk of agentic AI capabilities, which would let Copilot handle tasks for you automatically, also sparked plenty of criticism from Windows users. And with all of the focus on AI, Microsoft has also released some disastrous Windows updates over the last year, which have bricked OS installations. So, Apple, why not make a direct play for Windows users?

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