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necubi

7,021 karmajoined 17 tahun yang lalu
Building the streaming data platform of the future at Cloudflare. Previously founder of Arroyo.dev (YC W23).

My personal code is at github.com/mwylde. My portfolio is at micahw.com.

Also, check out hnhiring.me: a pleasant interface for viewing the monthly "Who's hiring?" posts.

Email: [email protected] Twitter: @mwylde

[ my public key: https://keybase.io/micahw; my proof: https://keybase.io/micahw/sigs/YzolgIEYaIUyGUkHuc3W1XaS5FLgZPDyZRtllICV_Hs ]

Submissions

End of The Line: how Saudi Arabia's Neom dream unravelled

ft.com
3 points·by necubi·8 bulan yang lalu·0 comments

Cloudflare R2 SQL: a deep dive into our new distributed query engine

blog.cloudflare.com
9 points·by necubi·10 bulan yang lalu·0 comments

comments

necubi
·3 hari yang lalu·discuss
The forest scenes in shogun were filmed in Squamish, around some very popular climbing areas. You can even see chalk on some of the boulders.
necubi
·18 hari yang lalu·discuss
ABC was originally designed for European folk music [0], not church music. The corpora as a result is largely fiddle tunes, particularly Irish (see for example https://thesession.org).

ABC started very simple, because most of the performance information for folk music isn't written down, it's inferred by the player according to the idiom of that particular tradition. As usage of ABC has grown it's gotten more powerful but still falls far short of formats designed for western classical, like MusicXML or Lilypond.

[0] https://abcnotation.com/history
necubi
·18 hari yang lalu·discuss
MIPS is increasingly common in rock helmets. Black Diamond (anecdotally the most common brand I see in the US) now has it in their higher end models, and Mammut as well.
necubi
·19 hari yang lalu·discuss
You do not need perfect pitch to quickly learn fiddle tunes by ear (source: I play fiddle, can quickly learn by ear, do not have perfect pitch). You learn tunes primarily by relative pitch, which most people can develop.

There's also an element of violin-specific pitch detection; if you play violin for long enough, you can recognize the specific timbre of different notes on a violin (particularly easy for open strings) which helps ground you while listening to a tune.
necubi
·bulan lalu·discuss
It's 5B active params in MoE, not 5B total params (total is 137B).
necubi
·bulan lalu·discuss
Better this than the Bot Company, which has been apparently renting out AirBnBs for robot testing and leaving them trashed: https://sfstandard.com/2026/05/28/sf-startup-secretly-testin...
necubi
·2 bulan yang lalu·discuss
This isn't at all how YC companies operate (source: I did YC), but also... Plaid is not YC.
necubi
·2 bulan yang lalu·discuss
CloudFront may sound like Cloudflare, but it is an unrelated AWS service (https://aws.amazon.com/cloudfront/)

(Disclaimer: I work for Cloudflare)
necubi
·2 bulan yang lalu·discuss
GitHub launched in 2008, so that seems unlikely?
necubi
·3 bulan yang lalu·discuss
Humans are also famously bad at drawing bicycles from memory https://www.gianlucagimini.it/portfolio-item/velocipedia/
necubi
·3 bulan yang lalu·discuss
Those would be angels, not VCs. VCs manage outside money.
necubi
·4 bulan yang lalu·discuss
I’m someone who is not a python developer but has to use python tools and run other people’s python code. I have suffered through learning about anaconda, virtualenv, pip, and more. Uv is the first time there’s a tool that just runs the software without requiring me to become a python ecosystem expert
necubi
·4 bulan yang lalu·discuss
It would be pretty shocking for Amazon to break the S3 API at this point. There is a huge 3rd party ecosystem that would be affected. For example, in Rust land the object_store crate is at least as popular as the official SDK.
necubi
·5 bulan yang lalu·discuss
Matt Levine has a take: https://www.bloomberg.com/opinion/newsletters/2026-02-24/ai-...

> Look, I am sorry. But if you go to Jump Trading and Jane Street and say “hello, I have an unregulated poorly designed mechanism that could lead to $50 billion of market value collapsing overnight, would you like to trade with me,” they are going to say yes, but their eyes are going to light up, you know? If at Time 0 you give them an extremely gameable system that can produce billions of dollars of profit, at Time 10 your system is going to be a smoking wreckage and they are going to have billions of dollars of profit. That’s their whole job, you know? I couldn’t tell you in advance what all the intermediate steps will be, and in fact in hindsight I cannot tell you what the intermediate steps actually were, how Jump and Jane Street made money off the collapse of Terra. But as a heuristic, I mean, come on. Terra was like “hello we have a balloon full of money, here is a pin, dooooooon’t pop the balloon.” Guess what!
necubi
·5 bulan yang lalu·discuss
Would love to see this for Rust!
necubi
·5 bulan yang lalu·discuss
Or if you’re a newish startup who they hope will eventually spend enough to justify it.
necubi
·5 bulan yang lalu·discuss
I don't think this is meaningfully HTAP, it's gluing together two completely different databases under a single interface. As far as I can tell, it doesn't provide transactional or consistency guarantees different than what you'd get with something like Materialize.

This isn't new either, people have been building OLAP storage engines into MySQL/Postgres for years, e.g., pg_ducklake and timescale.
necubi
·5 bulan yang lalu·discuss
Sorry for the ambiguity and confusing mix of abbreviations and airport codes!

It's San Francisco/Austin/Seattle/New York City/London/Lisbon
necubi
·5 bulan yang lalu·discuss
Cloudflare | Rust/DB engineers | SF/Austin/Seattle/NYC/London/Lisbon (Onsite) | Full-time

Hey HN, I'm hiring engineers for the new Cloudflare Data Platform (https://blog.cloudflare.com/cloudflare-data-platform). We do streaming ingest and processing, managed Iceberg catalogs, and a distributed query engine—all built on R2 and the Cloudflare Edge. We're making it ridiculously easy for Cloudflare customers to build data lakes.

I'm looking for Rust engineers with experience working on databases, stream processing engines, and query engines. You'll get to work on incredibly cool tech on a huge scale.

Note: we are hiring for on-site roles in one of our engineering hubs, not hiring remote at this time.

If you're interested, shoot me an email (in profile) with subject HN and a brief description of your background and interest in the role.
necubi
·5 bulan yang lalu·discuss
Expressing your first amendment right to protest is not “almost anything.” Historically, courts have taken very dim view of government retaliation for first-amendment protected activities.