Viewing profile — josecastillo

Relevant short story from Ted Chiang, exploring some possibilities around this idea: https://onezero.medium.com/anxiety-is-the-dizziness-of-freed...

I just use a bookmarklet that nukes any position:fixed elements on the page. Works on toolbars, cookie banners, full page interstitials — really shockingly useful on the hostile we…

There's a Sensor Watch simulator that demonstrates the features of the various firmware images; this one[1] is running the firmware that shipped with the first boards, and includes…

The Movement framework for developing watch faces tries to steer folks toward low power consumption by default; the watch spends most of its time in standby, and a custom watch fac…

Not zero money; it turned a profit of about $16,000, but it was hard fought. I wrote a detailed post about the economics of the gadget here: https://www.patreon.com/posts/closing-a…

My personal favorite: https://yelpingwithcormac.tumblr.com/post/15243208646/chipot...

oh hey, this is my project! Sensor Watch definitely has different goals — less smart, more watch — but I love this, and I love how the F-91W represents such a blank canvas for folk…

I made an Apple Watch app and complication a few years ago that averages $800 a month. I don't put any money into marketing or search ads, and it's been feature-complete since 2019…

I'd been planning to use it with the Feather M0 Bluefruit, but for now I'm testing with an M0 Express with one of these LED displays next to it [1] on a board doubler. Good to know…

Weirdly coincidental timing on this! I've been working on a PCB design (FeatherWing form factor) to track weather data on my hikes, making use of a BME280 and a GPS module. First r…

This reminds me of a short story by Paul Ford from a few years back[1]: We had gone to a baseball game at the beginning of the season. They had played a song on the public address …

You can avoid airlines that have the 737 MAX in their fleet (domestically, the biggest are United, Southwest and American). Whenever I fly I fly Delta, and I’ll never fly on a MAX …

I half want to make a Kickstarter called "Let's Kill Facebook" that promises to give people $50 of the total proceeds to delete their Facebook account. I'd venture a surprising num…