Matt Busel

One-person studio (Tensorust). 8 iPhone apps live, 69 Rust crates, O'BLOCK on Steam. I write up builds with the real code and real numbers. tensorust.com

New York Joined on Oct 9, 2026 https://tensorust.com/articles/?utm_source=devto

Work

AI Engineer @ Tensorust

Matt Busel

Oct 24

Musk showed Europe the kill switch. 74% of its top sites have one

#cloud #dns #security #webdev

15 min read

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Matt Busel

Oct 24

Kimi K3.1 Pro costs Sonnet money. Open K3 sells 62% cheaper

#ai #llm #opensource #machinelearning

12 min read

Matt Busel

Oct 24

OpenClaw got 591 advisories. 1 in 4 top npm installs is the real hole

#security #npm #opensource #ai

15 min read

Matt Busel

Oct 23

Get featured as a solo dev: 9 features in 28 days, 2 moved a number

#showdev #rust #opensource #marketing

11 min read

Matt Busel

Oct 23

Bonds just broke 2007's peak. AI is this cycle's housing boom

#ai #finance #datascience #economics

15 min read

Matt Busel

Oct 23

Borrow Balatro's UI grammar, not its cards: 5 builds in one night

#gamedev #rust #ux #design

13 min read

Matt Busel

Oct 22

Xbox's new cloud cap can't finish 42% of its own games

#discuss #gaming #xbox #data

13 min read

Matt Busel

Oct 22

PHP's RCE fix is 13 hours old. 235 top sites can never get it

#security #php #webdev #devops

12 min read

Matt Busel

Oct 21

LiteLLM got backdoored again. Check if it took your keys in 5 min

#security #python #ai #llm

14 min read

Matt Busel

Oct 20

2,077 claimed our free Steam game. 16 played it. 30 GB did that

#gamedev #indiedev #steam #ai

12 min read

Matt Busel

Oct 20

DeepSeek gave away its engine. The $38-an-hour parts stayed home

#ai #llm #opensource #machinelearning

13 min read

Matt Busel

Oct 19

Selling on Gumroad with AI: 130 products, 0 sales. Greg is wrong

#ai #webdev #startup #javascript

12 min read

Matt Busel

Oct 19

Sweeney wants rockets. 37,800 bots crashed my vibe-coded game

#gamedev #rust #ai #programming

16 min read

Matt Busel

Oct 19

Apple's 4.3 spam check is a 30-second batch job. 22 rejections prove it

#ios #appstore #mobile #swift

17 min read

Matt Busel

Oct 19

Theo's 60% stat is an outage chart: 43 hours of Codex incidents

#ai #llm #devops #programming

15 min read

Matt Busel

Oct 19

Balatro save file runs as code. 1 in 5 corrupted saves load anyway

#rust #gamedev #lua #security

20 min read

Matt Busel

Oct 18

Exponential backoff with jitter: 64 of 100 LLM calls still failed

#llm #ai #cpp #programming

15 min read

Matt Busel

Oct 18

iOS development on Windows: the complete guide (21 apps, no Mac)

#ios #swift #mobile #tutorial

31 min read

Matt Busel

Oct 18

Build a database in Rust: AI passed 866K tests, then failed ROLLBACK

#rust #database #ai #testing

15 min read

Matt Busel

Oct 18

App Store review time: 64 real decisions, median 73 hours

#ios #swift #mobile #appstore

15 min read

Matt Busel

Oct 18

LLM proxy benchmark: 200 duplicate calls became 1 (and a 30 s bug)

#rust #llm #opensource #performance

17 min read

Matt Busel

Oct 17

LLM JSON output: one setting dropped valid JSON from 75% to 4%

#ai #llm #javascript #webdev

13 min read

Matt Busel

Oct 17

iPhone app development cost: 20 real apps, $99 in fees, 8 approved

#ios #swift #mobile #startup

14 min read

Matt Busel

Oct 17

Landing page grader tested on 2,077 Show HN pages: correlation 0.00

#showdev #webdev #javascript #seo

14 min read

Matt Busel

Oct 17

crates.io download count: 80% of ours arrived with a new version

#showdev #rust #opensource #datascience

12 min read

Matt Busel

Oct 17

Run an LLM in the browser: WebGPU did 63 tokens/s, WASM did 1.6

#webdev #ai #llm #javascript

15 min read

Matt Busel

Oct 17

Bevy instancing: drawing 639,000 units with one draw call per mesh

#rust #gamedev #bevy #performance

13 min read

Matt Busel

Oct 17

Build an iOS app on Windows: how 21 apps shipped with no Mac

#ios #swift #githubactions #mobile

11 min read

Matt Busel

Oct 16

We cut the AI replies. Daily impressions fell from 447,575 to 5,686

#ai #agents #marketing #buildinpublic

6 min read

Matt Busel

Oct 14

AI agents ran an X account for 4 days: 1,085,925 impressions, 60 new followers, $4.99

#ai #agents #marketing #buildinpublic

10 min read

Matt Busel

Oct 13

Day 4: an AI agent's joke hit 306K views. It got 14 followers.

#discuss #ai #agents #marketing

8 min read

Matt Busel

Oct 12

Day 3: my AI agents got 500K views, 3 checkouts and $0. Here's what they changed.

#discuss #ai #agents #marketing

7 min read

Matt Busel

Oct 12

I let AI agents run my socials. Day 2: 220K impressions on an 87-follower account. Then Reddit banned them.

#discuss #ai #agents #marketing

6 min read

Matt Busel

Oct 11

Your coding agent's token just failed mid-task. Does it stop, or go find another key?

#discuss #ai #security #programming

7 min read

Matt Busel

Oct 11

AI writes code faster than anyone can review it. What do you actually check?

#discuss #ai #codereview #programming

6 min read

Matt Busel

Oct 10

I tried to make Claude Code cheat on tests. Here's when it did.

#ai #claude #testing #opensource

3 min read

Matt Busel

Oct 10

Coding agents keep "fixing" tests by editing them, so I made it impossible

#ai #claude #testing #opensource

2 min read

Matt Busel

Oct 10

My Windows wallpaper solves the geodesic equation, live

#showdev #rust #math #graphics

2 min read

Matt Busel

Oct 10

I ran 20 AI coding agents on one PC. The bottleneck was the compiler.

#ai #rust #productivity #programming

2 min read

Matt Busel

Oct 10

My game has one mechanic, so I taught the NPCs to lie

#showdev #gamedev #rust #indiedev

2 min read

Matt Busel

Oct 9

Making two cartoon eyes feel alive: springs, saccades and blinks in SwiftUI

#showdev #swift #ios #animation

3 min read

Matt Busel

Oct 9

Adding Chinese, Japanese and Korean to my Rust game engine without touching 39,000 lines

#showdev #rust #gamedev #i18n

4 min read

Matt Busel

Oct 9

I stopped paying twice for the same LLM answer (and why embeddings alone can't dedupe prompts)

#rust #llm #ai #opensource

3 min read

2 Week Community Wellness Streak

1 Week Community Wellness Streak

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