Drawing With Light: An Exploration of Lit GPU Tubes with TSL and WebGPU

A developer created a GPU tube rendering system using TSL and WebGPU that computes positions and normals in shaders, avoiding CPU-side geometry rebuilding for animated lines.

Codrops

14 min read

In this edition

Stories from Tuesday, 8 September 2026

AI & Tools

Hugging Face

Safety for Whom? Refusing the Right Subset of a Topic, Not the Whole Topic

Large language models' safety alignment should refuse specific harmful subsets of a topic, not the entire topic, to allow for nuanced deployment policies, according to new research.

The model is behaving impeccably. Your information architecture isn’t.

A 1960 study on city maps reveals that information architecture, not AI model behavior, is often the root cause of user confusion with AI context.

The sycophancy trap: what happens when feelings become the metric

Emotional design frameworks often fail when confronted with engagement metrics, creating a "sycophancy trap" where designers prioritize pleasing users over effective solutions.

7 Sept

Lenny's Newsletter

Product

🎙️ How I AI: GPT-6 Astra is a banger + Stripe’s AI playbook + Grok Bot vs. OpenClaw: why I replaced my entire agent stack

Claire Vo replaced her OpenClaw setup with Grok Bot, citing Grok Bot's superior user experience and reliability for managing multiple inboxes, family coordination, and compliance tasks.

7 Sept12 min read

NNGroup (YT)

Video

Neurodivergence: What is it and Why Does it Matter

Neurodivergence describes variations in brain function and processing, encompassing conditions like autism and ADHD, which designers should understand to create more inclusive digital experiences.

The singular viable product

The declining cost of software development, driven by LLMs and agentic coding, is ending the era of "mean viable products" designed for broad markets. This shift enables developers to create highly personalized "singular viable products" for an audience of one, which can then organically scale.

7 Sept6 min read

Design Tools

Your product didn’t get worse

Customers' expectations for product usability are changing due to the rise of AI agents, making previously acceptable workflows feel tedious, even if product quality remains constant.

Sidebar.io

6 min read