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Credit card-sized computer prototype boasts eInk display

By PulseAugur Editorial · [2 sources] ·

A developer has created a credit card-sized computer called Muxcard, which features an ePaper display and an ESP32-C3 microcontroller. The prototype is 1mm thick, slightly exceeding the standard credit card thickness, and includes NFC capabilities and sensors. Future iterations aim to incorporate USB-C, a microSD card slot, and improved battery life, with potential uses ranging from smart home dashboards to secure offline storage. AI

IMPACT Niche tooling improvement; minimal industry-wide impact.

RANK_REASON The cluster describes a prototype of a niche computing device, not a widely applicable product or significant industry development.

Read on Tom's Hardware →

AI-generated summary · Google Gemini · from 2 sources. How we write summaries →

Credit card-sized computer prototype boasts eInk display

How we ranked this

Signal score
0 / 100
Composite score across the factors below. Higher = stronger signal that this story matters right now.
Newsworthiness bucket
Tool
The cluster describes a prototype of a niche computing device, not a widely applicable product or significant industry development.
Source corroboration
2 independent sources
Multiple independent publishers reporting the same story raises confidence that it's real and newsworthy.
Topics
product, other
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AI-industry relevance
Low
Off-topic or adjacent — cluster remains reachable but doesn't surface in AI-industry rankings.
Story freshness
139 days old
Aged out of breaking-news scoring windows; ranking reflects the durable signal from the full source set.

Full methodology in our editorial standards.

COVERAGE [2]

  1. Tom's Hardware TIER_1 English(EN) · Mark Tyson ·

    Tiny credit card computer includes eInk screen and is just 1mm thick — Muxcard is powered by the ESP32-C3 microcontroller

    A GitHub project shares details of the prototype for 'a fully working computer that is literally the size of a credit card,' dubbed the Muxcard

  2. Mastodon — fosstodon.org TIER_1 English(EN) · [email protected] ·

    Tiny credit card computer includes eInk screen and is just 1mm thick — Muxcard is powered by the ESP32-C3 microcontroller A GitHub project shares details of the

    Tiny credit card computer includes eInk screen and is just 1mm thick — Muxcard is powered by the ESP32-C3 microcontroller A GitHub project shares details of the prototype for 'a fully working computer that is literally the size of a credit card,' dubbed the Muxcard https://www. t…

    LINKS tomshardware.com/…/tiny-credit-card-compu…

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