Posts about life & techhttps://marcelo.earth/en-ushttps://marcelo.earth/blog/the-place-where-your-attention-belongs/https://marcelo.earth/blog/the-place-where-your-attention-belongs/An essay on how every text you type compacts your thoughts, fears, and dreams into sentences, and on turning that attention toward studying and transforming yourself.Fri, 25 Sep 2026 00:00:00 GMThttps://marcelo.earth/blog/my-favorite-way-of-using-a-computer/https://marcelo.earth/blog/my-favorite-way-of-using-a-computer/An essay on treating AI less like a tool and more like a spaceship, on trusting it to guide part of your life while still directing where it goes.Wed, 16 Sep 2026 00:00:00 GMThttps://marcelo.earth/blog/how-i-learned-to-use-volume/https://marcelo.earth/blog/how-i-learned-to-use-volume/On using volume as a learning tool in content and in life: ship fast, eliminate what does not work, and only go all in on quality once you have found something that does.Sun, 06 Sep 2026 00:00:00 GMThttps://marcelo.earth/blog/how-to-create-everything-you-want-dont/https://marcelo.earth/blog/how-to-create-everything-you-want-dont/An essay on why cheap creation shifts the real constraint to attention, and why building something meaningful still comes down to reaching people.Sat, 05 Sep 2026 00:00:00 GMThttps://marcelo.earth/blog/protect-self-delusion/https://marcelo.earth/blog/protect-self-delusion/An essay on needing enough irrational belief to start before the evidence exists, and enough humility to change direction once it arrives.Sat, 29 Aug 2026 00:00:00 GMThttps://marcelo.earth/blog/notes-on-an-open-mct-build-tool/https://marcelo.earth/blog/notes-on-an-open-mct-build-tool/On a CLI that sets up NASA's Open MCT from a config file instead of a custom fork like JPL's VISTA.Thu, 27 Aug 2026 00:00:00 GMThttps://marcelo.earth/blog/the-cycles-of-social-media/https://marcelo.earth/blog/the-cycles-of-social-media/On how every social network, creator, and content format eventually moves through a cycle, as what feels native to the internet today is replaced by new formats born from how people communicate.Sat, 22 Aug 2026 00:00:00 GMThttps://marcelo.earth/blog/what-meaning-life/https://marcelo.earth/blog/what-meaning-life/An essay on tying fulfillment to achievement, why you should be willing to radically change what you believe, and letting old parts of yourself die.Sat, 22 Aug 2026 00:00:00 GMThttps://marcelo.earth/blog/were-so-back-at-writing/https://marcelo.earth/blog/were-so-back-at-writing/Draft on why writing is having a comeback in the age of AI.Sun, 09 Aug 2026 00:00:00 GMThttps://marcelo.earth/blog/staying-more-physically-active/https://marcelo.earth/blog/staying-more-physically-active/How a home gym, a real gym, a nutritionist and a calorie tracking app helped me feel more active over the past two years.Tue, 14 Jul 2026 00:00:00 GMThttps://marcelo.earth/blog/technical-tips-for-designing-for-apple-devices/https://marcelo.earth/blog/technical-tips-for-designing-for-apple-devices/Tips from my journey learning Swift UI and Apple Design GuidelinesTue, 26 May 2026 00:00:00 GMThttps://marcelo.earth/blog/software-running-in-space/https://marcelo.earth/blog/software-running-in-space/A thread on why satellites run AI software onboard instead of downloading every image back to Earth to process it here.Mon, 20 Apr 2026 00:00:00 GMThttps://marcelo.earth/blog/love-as-the-medium/https://marcelo.earth/blog/love-as-the-medium/An essay on why love, gratitude, and appreciation are the safe spaces where the next generation of software will move.Tue, 03 Mar 2026 00:00:00 GMThttps://marcelo.earth/blog/you-and-me/https://marcelo.earth/blog/you-and-me/A poem.Wed, 25 Feb 2026 00:00:00 GMThttps://marcelo.earth/blog/scissors-over-paper-message-over-slop/https://marcelo.earth/blog/scissors-over-paper-message-over-slop/Video slop is flooding the feed, and a good message still beats it, however rough the video looks.Tue, 17 Feb 2026 00:00:00 GMThttps://marcelo.earth/blog/choosing-hard-things/https://marcelo.earth/blog/choosing-hard-things/A blog post on why it's better to do hard things in life.Sun, 11 Jan 2026 00:00:00 GMThttps://marcelo.earth/blog/remotion-is-coming-for-everything/https://marcelo.earth/blog/remotion-is-coming-for-everything/A small callout on Remotion.Fri, 14 Mar 2025 00:00:00 GMThttps://marcelo.earth/blog/its-up-to-us/https://marcelo.earth/blog/its-up-to-us/A poem.Sun, 13 Oct 2024 00:00:00 GMThttps://marcelo.earth/blog/of-days-yet-to-come/https://marcelo.earth/blog/of-days-yet-to-come/A poem.Mon, 12 Aug 2024 00:00:00 GMThttps://marcelo.earth/blog/who-are-you/https://marcelo.earth/blog/who-are-you/A poem.Tue, 25 Jun 2024 00:00:00 GMThttps://marcelo.earth/blog/searching/https://marcelo.earth/blog/searching/A poem.Sun, 25 Feb 2024 00:00:00 GMThttps://marcelo.earth/blog/catastrophe/https://marcelo.earth/blog/catastrophe/A poem.Thu, 25 Jan 2024 00:00:00 GMThttps://marcelo.earth/blog/the-portfolio-career/https://marcelo.earth/blog/the-portfolio-career/On having too many interests to pick one profession, and the mix of skills that turned into my portfolio career.Mon, 17 Apr 2023 00:00:00 GMThttps://marcelo.earth/blog/build-your-next-website-with-astro/https://marcelo.earth/blog/build-your-next-website-with-astro/A review and explainer on using Astro to build personal websites.Thu, 16 Feb 2023 00:00:00 GMThttps://marcelo.earth/blog/enhance-your-readmes-with-native-mermaid-diagrams/https://marcelo.earth/blog/enhance-your-readmes-with-native-mermaid-diagrams/On using GitHub's native Mermaid support to give a README clear diagrams of a system's core parts.Mon, 16 Jan 2023 00:00:00 GMThttps://marcelo.earth/blog/embracing-the-future-2022-gave-us/https://marcelo.earth/blog/embracing-the-future-2022-gave-us/My last post of 2022: from GPT-2 to ChatGPT and GitHub Copilot, what generative AI changed this year, and the limits I think it will cross next.Sat, 31 Dec 2022 00:00:00 GMThttps://marcelo.earth/blog/lessons-on-brainstorming/https://marcelo.earth/blog/lessons-on-brainstorming/Tips for running more effective brainstorming sessions: push past your first ideas, go for quantity, hold off on judging, and keep your ideas somewhere safe.Wed, 30 Nov 2022 00:00:00 GMThttps://marcelo.earth/blog/the-impact-of-creating/https://marcelo.earth/blog/the-impact-of-creating/How I went from building without learning to learning without building, and the loop I use now to balance both.Thu, 08 Sep 2022 00:00:00 GMThttps://marcelo.earth/blog/from-php-to-javascript/https://marcelo.earth/blog/from-php-to-javascript/How I started programming with PHP, switched to JavaScript without really planning it, and why exciting projects are what make knowledge stick.Mon, 06 Dec 2021 00:00:00 GMThttps://marcelo.earth/blog/is-a-startup-right-for-me/https://marcelo.earth/blog/is-a-startup-right-for-me/How one chapter of a free O'Reilly book, read on a bus ride, changed what I thought startups were like, and why I ended up joining one at 19.Fri, 06 Aug 2021 00:00:00 GMThttps://marcelo.earth/blog/understanding-neural-networks/https://marcelo.earth/blog/understanding-neural-networks/A from-scratch explanation of how neural networks work, starting from calculators and flowcharts and ending with a network that learns to read handwritten digits.Tue, 04 May 2021 00:00:00 GMT