Hacker News: snow_mac

New comment by snow_mac in "Show HN: Castrag – transcribe and semantically search a large podcast archive"

snow_mac — Wed, 23 Sep 2026 04:38:57 +0000

I wanted to query the entire archive of a podcast I listen to without paying for their coaching tier. Built a lightweight pipeline to ingest, summarize, index, and answer questions with citations back to the source audio.

Totals:

- 230 episodes (~145 hours of audio, 1.29M words)

- Total cost: ~$33 using OpenAI's transcription and embedding APIs

- Pipeline: Audio chunking -> Whisper transcription -> Structured summaries -> Semantic index -> Retrieval with source citations

A few engineering details from the post-mortem:

1. Concurrency traps: Initially went with unbounded async calls, which quickly triggered rate-limit stalls and hung threads. Throttled sequential batches ended up being both faster and predictable.

2. Silent failure modes: A shadowed `OPENAI_API_KEY` environment variable silently broke auth midway through a long run without failing fast.

3. Model swapping: Swapping transcription models mid-stream cut processing costs noticeably without hurting search recall.

Question for the HN crowd on retrieval: Right now, retrieval is bare-metal flat NumPy cosine similarity across ~1,500 chunk embeddings. It’s instantaneous in memory (<2ms) and avoids the overhead of running a dedicated vector DB.

For those who have pushed flat in-memory search further: at what order of magnitude (15k? 50k?) does this genuinely fall over before it makes sense to bring in something like `sqlite-vec`, `pgvector`, or an ANN index?

Show HN: Castrag – transcribe and semantically search a large podcast archive

snow_mac — Wed, 23 Sep 2026 04:36:08 +0000

Article URL: https://github.com/snowmac/castrag

Comments URL: https://news.ycombinator.com/item?id=49811700

Points: 1

# Comments: 1

New comment by snow_mac in "Admin: Terminally Ill Patients Aren't Exempt from Medicaid Work Requirements"

snow_mac — Fri, 31 Jul 2026 16:26:11 +0000

Maybe your argument works for a few specific cases, what about those that do not meet that? What about someone with stage 4 cancer who needs radiation and will likely live a year or two longer without treatment? Without treatment they can't recover, without recovering they can't go to work; their body is literally dying.

With treatment they might be able to live, work and recover. That is what the article is saying. Without insurance people die from cancer. With insurance some people do not die. If we cut their insurance due to more red tape, we're condemning those to death.

New comment by snow_mac in "Admin: Terminally Ill Patients Aren't Exempt from Medicaid Work Requirements"

snow_mac — Fri, 31 Jul 2026 16:20:50 +0000

Evil. Just evil. Terminally ill patients can't work, they're on deaths door. If they don't get treatment, they are dead. Let's let the medical decisions be handled by doctors and not some politician.

Honestly things like this show me the President has to much power. There should be government agencies where no political party can touch it without significant oversight and approval from both the president and both houses of congress.

Medicare, Medicaid, FBI, FCC, FAA, The Fed, and more all should be outside admin control of the president and any single party or group of individuals. Only when you have a 2/3s majority of both the houses and the president should you be able to make such broad sweeping policy changes.

New comment by snow_mac in "Workers are spending over 6 hours a week botsitting AI, fueling job frustration"

snow_mac — Thu, 11 Jun 2026 16:10:24 +0000

I am actively developing on 4 projects fulltime. Kind of like double or triple dipping but just 1 employer. With a Claude Code license I'm running 2-4 CLI instances with AI. I'm botsitting 6-8 hours a day and getting more done then every. I love how much I can build using AI

I Asked 4 AI Models to Research the Parasite Cleanse Hype

snow_mac — Sun, 15 Mar 2026 03:14:27 +0000

Article URL: https://christiantech.substack.com/p/i-asked-4-ai-models-to-research-the

Comments URL: https://news.ycombinator.com/item?id=47383941

Points: 2

# Comments: 0

New comment by snow_mac in "Show HN: OpenWork – An open-source alternative to Claude Cowork"

snow_mac — Fri, 16 Jan 2026 05:49:31 +0000

Created two days ago.... Did you use Claude Code to generate the open source code? :P

New comment by snow_mac in "Photos capture the breathtaking scale of China's wind and solar buildout"

snow_mac — Thu, 15 Jan 2026 21:39:09 +0000

I love this. I recently found a few solar panels dumpster diving that put out a good load. Just basic scratches and that is all. I am building out my own system to power my house and in the next 2 years will be energy off grid in the city.

New comment by snow_mac in "Ask HN: Share your personal website"

snow_mac — Wed, 14 Jan 2026 21:07:58 +0000

https://www.adambourg.com/ - mostly blogging about javascript, the bible and various AI topics

Ask HN: How to stay relevant in the age of AI?

snow_mac — Fri, 09 Jan 2026 16:28:07 +0000

Howdy friends

In the age of agentic AI, Claude code and all the amazing stuff like Kiro, Q and Cursor. How do you stay relevant? What are the things a web / react developer should learn to be better prepared to go get that next job?

Any advice, books, training courses, things to read and consider would be appreciated.

Comments URL: https://news.ycombinator.com/item?id=46555520

Points: 1

# Comments: 0

New comment by snow_mac in "US will ban Wall Street investors from buying single-family homes"

snow_mac — Thu, 08 Jan 2026 07:51:28 +0000

This is a good thing, the next step however is to block the guys that use sites like BiggerPockets.com from buying up more then 5 single family homes. I know a whole bunch of guys who own 10 or more houses. That is excessive. We need to limit all investment of single family housing. Apartment complexes? Be my guest buy all you want, build all you want. But lets keep our neighborhoods full of people who can actually live in them.

New comment by snow_mac in "alpr.watch"

snow_mac — Tue, 16 Dec 2025 17:28:36 +0000

How do you get access get all the local government meetings? Do you have a crawler that looks up every city in the country then visits each website and pull down the info? A public listing site?

New comment by snow_mac in "Genergo: Propellantless space-propulsion system"

snow_mac — Fri, 14 Nov 2025 22:02:01 +0000

This is amazing. I wonder how it works. I would be cool if they published it.

New comment by snow_mac in "[dead]"

snow_mac — Wed, 10 Sep 2025 19:19:16 +0000

Conservative activist Charlie Kirk has been shot at a campus event in Utah

Kirk - an influential ally of President Trump - is known for holding open-air debates on campuses across the country

Trump and Vice-President JD Vance urge people to say prayers for Kirk

There was shock in the White House when the news broke, reports Bernd Debusmann Jr

https://x.com/AaronGogley/status/1965850380845437082

New comment by snow_mac in "iPhone Air"

snow_mac — Wed, 10 Sep 2025 14:44:06 +0000

What's so great about this? A phone with a weird shape due to the camera? Yahoo, yay so light /sarcasm. Who cares? $1000 for another shiny object thats thin, that has "ALL DAY" battery? Like every other iPhone or phone on the market?

It's not innovative -- innovative would be an "ALL WEEK" solution. This is worth looking at: https://youtu.be/WEmZpHXwu5k

New comment by snow_mac in "Ask HN: What do you spend your money on?"

snow_mac — Mon, 02 Jun 2025 15:29:59 +0000

Funny you should ask, I just paid my mortgage.

Mortgage - $3800

Groceries - ~$1000

Eating out - ~$1000

TV / Internet - $250

Utilities (Water, electric, sewer, gas, trash) - $400 average

Car insurance - $280

Phones - $170

Life insurance - $106

Health insurance - $700

Audible - $40

Personal Trainer - $300

Panera Sip Club x2 - $26

Pharmacy - $100 / average

~$8200 a month on regular purchases.

What do I want that we don't have the money for? A paid off house. My mortgage is 40% of our monthly expenses and I'd like it to be half what it currently is.

I want to buy a nice new truck or car, but can't justify adding another payment of $500 to our bill sheet for the next 6 years. I also don't want to blow up savings to buy a car with some cash.

New comment by snow_mac in "Ask HN: Where do seasoned devs look for short-term work?"

snow_mac — Thu, 13 Mar 2025 16:02:05 +0000

My suggestion is talk to small, indie recruiters. Big recruiting firms will not likely have these types of roles. I'm currently doing a 2 month contract, 40 hours a week, for a small tech consulting agency.

New comment by snow_mac in "Nvidia Shares Resume Fall"

snow_mac — Sun, 09 Feb 2025 18:30:00 +0000

I trade in retirement accounts, so taxes don't apply.

New comment by snow_mac in "Personal Software"

snow_mac — Wed, 05 Feb 2025 17:31:48 +0000

Bad UX? Maybe a bad UI but the UX is fantastic. I prefer the keyboard magic I can do. Just look at MARSHA (For Marriott hotels), a terrible UI but major in the keyboard warriors that have been using it for two decades.

New comment by snow_mac in "Nvidia Shares Resume Fall"

snow_mac — Wed, 29 Jan 2025 19:19:37 +0000

"Shares resume fall" - I think you really mean it resumes being a super volatile stock. On a weekly basis it gains and drops 10-15%. I know because I buy when it drops 10-15% then sell when it pops back up. I've made over $20,000 trading on Nvidia volatility alone.

It used to stress me out, until I realized that I could profit off the volatility.

I don't think this is an effect of the bubble bursting. This week it swung from Friday closing around $148 to this week bottoming out at $118. Currently it's trading at $121 which is fairly normal for its range within the last 3 months. It's been averaging around $120-135 for the last 3 months. I know because I trade on it weekly. The sudden "investor confidence" is mostly the excitement of the AI super investment by Trump, hence the valuation up to $148 (Wish I had a sell order at 145 not 150, I would be in the money so much).