41554 blogs · [ { "id": "01a0878f-a666-7360-a568-4d386bc0ea77", "title": "Thoughts on the current (un)profitability of the AI ecosystem", "url": "https://johnsillings.com/2025/10/22/thoughts-on-ai-profitability.html", "published_at": "2025-10-22T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386c222649", "title": "Thoughts on using a computer efficiently", "url": "https://johnsillings.com/2025/09/12/thoughts-on-using-a-computer-efficiently.html", "published_at": "2025-09-12T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386cd949a7", "title": "Thoughts on how to disagree", "url": "https://johnsillings.com/2025/09/11/thoughts-on-how-to-disagree.html", "published_at": "2025-09-11T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386ceef0b8", "title": "How far away is a fully AI-run business?", "url": "https://johnsillings.com/2024/04/15/ai-run-business.html", "published_at": "2024-04-15T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386d9acf14", "title": "Validate with cold email", "url": "https://johnsillings.com/2024/03/13/validate-with-cold-email.html", "published_at": "2024-03-13T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386e19d066", "title": "40 weeks of (mostly) bootstrapper-friendly cooking projects", "url": "https://johnsillings.com/2023/10/13/40-weeks-of-cooking-projects.html", "published_at": "2023-10-13T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386f061538", "title": "I'm already nostalgic for AI-generated Seinfeld", "url": "https://johnsillings.com/2023/02/05/nostalgia-for-nothing-forever.html", "published_at": "2023-02-05T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386f7b8bc3", "title": "Breaking the behavioral seal", "url": "https://johnsillings.com/2021/12/05/breaking-the-behavioral-seal.html", "published_at": "2021-12-05T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d386fa80644", "title": "Mistakes you're probably making in the Y Combinator interview", "url": "https://johnsillings.com/2021/11/30/top-yc-interview-mistakes.html", "published_at": "2021-11-30T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d38707501d5", "title": "Who gives the best feedback?", "url": "https://johnsillings.com/2021/11/27/high-quality-feedback.html", "published_at": "2021-11-27T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d3871488ac4", "title": "Our Y Combinator interview prep questions", "url": "https://johnsillings.com/2021/11/26/yc-interview-questions.html", "published_at": "2021-11-26T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d38720df150", "title": "Perfectionism and pragmatism", "url": "https://johnsillings.com/2021/11/25/perfectionism.html", "published_at": "2021-11-25T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d3872761495", "title": "What makes Michael Seibel special?", "url": "https://johnsillings.com/2021/10/23/what-makes-michael-seibel-special.html", "published_at": "2021-10-23T00:00:00+00:00" }, { "id": "01a0878f-a666-7360-a568-4d387351c1ef", "title": "Invited To Interview At Y Combinator", "url": "https://johnsillings.com/2019/10/17/invited-to-interview-at-y-combinator.html", "published_at": "2019-10-17T00:00:00+00:00" } ] posts Claim your blog

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2025

Thoughts on the current (un)profitability of the AI ecosystem original ↗

22 Oct 2025

Thoughts on using a computer efficiently original ↗

12 Sept 2025

Thoughts on how to disagree original ↗

11 Sept 2025

2024

How far away is a fully AI-run business?original ↗

15 Apr 2024

Validate with cold email original ↗

13 Mar 2024

2023

40 weeks of (mostly) bootstrapper-friendly cooking projects original ↗

13 Oct 2023

I'm already nostalgic for AI-generated Seinfeld original ↗

5 Feb 2023

2021

Breaking the behavioral seal original ↗

5 Dec 2021

Mistakes you're probably making in the Y Combinator interview original ↗

30 Nov 2021

Who gives the best feedback?original ↗

27 Nov 2021

Our Y Combinator interview prep questions original ↗

26 Nov 2021

Perfectionism and pragmatism original ↗

25 Nov 2021

What makes Michael Seibel special?original ↗

23 Oct 2021

2019

Invited To Interview At Y Combinator original ↗

17 Oct 2019