Hello, I'm Marc Friederich 👋

How our brain works, we value the human behind the art

Aug 16, 2026

Nice morning cloud

Aug 13, 2026

Experienced bike super friendly city in #oulu 🚲👌

Aug 11, 2026

Snufkin way of thinking

Aug 11, 2026

Safari standing ahead ☺️

Aug 11, 2026

Nice GitHub alternative, like the works without JavaScript

Aug 11, 2026

Using HDR's annoying brightness of videos rendering as a feature

Oct 05, 2024

Some git command I need the most

Sep 15, 2024

What leeking abstraction layer law has in common with solitary sailing around the globe

Dec 03, 2023

With new colors reacting responsively and a new variable font

Nov 11, 2022

How this website was designed and coded with sustainability in mind

Apr 12, 2022

Book review on The Big Idea edition about how we came to work and how it might be in the future

Jan 01, 2022

A brief web page displaying a statement about not setting a cookie.

In this article, Marcin Wichary explores the historical significance and enduring value of vintage user interface guidelines and design style guides. Highlighting a comprehensive repository compiled by developer Matt Sephton spanning from 1980 to 2014, the post also references designer Geof Crowl's broad collection of design resources. These archives feature rare and classic documents such as early drafts, the Newton platform manuals, NeXT guidelines, the Playdate design handbook, and the Zen of Palm. Additionally, the author contributes several other historical software documents to the list, including the Amiga User Interface Style Guide, Magic Cap Concepts, the Java Look and Feel Design Guidelines, and the Windows Interface Guidelines for Software Design, encouraging modern developers and designers to learn valuable lessons by exploring these foundational industry references.

The integration of Artificial Intelligence into the software development lifecycle has sparked significant debate regarding design quality and product differentiation. While AI has proven remarkably effective at accelerating the delivery phase through automated code generation and rapid implementation, this efficiency often creates a false equivalence that treats all software production as a single uniform task. True product excellence requires balancing this accelerated execution with rigorous discovery, the upstream and deeply human process of determining what problems are actually worth solving. Because Large Language Models inherently tend toward consensus and average outcomes, relying on them independently during the conceptualization stage risks producing generic software. Ultimately, as technical execution becomes increasingly commoditized, human judgment, taste, and strategic intent will serve as the primary differentiators for successful companies.

Web interfaces should start from the platform’s interaction contract rather than the visual surface. In this essay Karl Koch argues that using native elements preserves behaviour, accessibility, and durability: choose button over a styled div; use details/summary for disclosure; and let the browser and assistive tech like VoiceOver handle focus, keyboard interaction, forms and state. Recreating these behaviours with patched roles, tabindex, key handlers, and ARIA produces fragile, maintenance-heavy components. Native semantics survive redesigns because they describe what an interface is, not how it looks, and free designers to apply custom styling on top of robust primitives. Custom components deserve attention when the interaction is genuinely novel, but the default contract should be exhausted first to avoid regressions and lost functionality. This approach reduces bugs, improves keyboard and form behaviour, and scales better across products.

The article introduces the Prisoner's Dilemma as a core game‑theoretic problem that pits individual incentive against collective welfare, explains the standard 5‑3‑1‑0 payoff structure, and provides an interactive simulator so readers can play one‑off rounds or many‑round tournaments. It contrasts random opponents with a memory‑based Tit‑for‑Tat strategy, shows how reciprocity and forgiveness promote sustained cooperation, and explores population dynamics where Cooperators, Defectors, and Reciprocators collide and evolve under varying levels of noise. Concrete examples (e.g., nations disarming or vampire bats sharing food) illustrate real‑world relevance, while configurable parameters let users probe noise, agent mixes, and animation speed. The page also links to further resources (a YouTube video) and invites readers to follow the author on BlueSky or buy the author a coffee to support the project.

Webmardi: – Lausanne

Apr 01, 2025 – by Noémie Sandoz, Marc Friederich, Iris Wolfisberg, Kevin Wenger, Pierre Georges & Gilles Demarty

Webmardi – Lausanne

Nov 05, 2024 – by Marc Friederich

Webmardi – Lausanne

Oct 06, 2022 – by Marc Friederich

SwissTripleImpact Le numérique responsable partage d’expérience et outils concrets – Marly

Apr 08, 2022 – by Noémie Sandoz et Marc Friederich

Webmardi – Lausanne

Jul 02, 2019 – by Marc Friederich

Performance Web – Genève

May 24, 2018 – by Marc Friederich