Monthly Archives: April 2022

Ask HN: Best way to learn about computing history?

Source: Hacker News

Article note: Thread has good suggestions for reading materials.
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Agenda-Like Chord Keyboard Using a Pico and the Microwriter Cykey Chords

Source: Hacker News

Article note: One built for the CyKey chordset instead of the BAT chordset. I think I prefer the BAT chordset (despite years of never getting good at it), but it's nice to see people trying things and keeping reasonably-successful designs alive.
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Shameful: Insteon looks dead—just like its users’ smart homes

Source: Ars Technica

Article note: Oh Internet of Shit. A major vendor shuts down and their cloud back-end and renders all their gadgets inert. This shit is all irrelevant until there are reasonable interop standards and local hubs.
The lighting puns write themselves.

Enlarge / The lighting puns write themselves. (credit: Insteon)

The smart home company Insteon has vanished.

The entire company seems to have abruptly shut down just before the weekend, breaking users' cloud-dependent smart-home setups without warning. Users say the service has been down for three days now despite the company status page saying, "All Services Online." The company forums are down, and no one is replying to users on social media.

As Internet of Things reporter Stacey Higginbotham points out, high-ranking Insteon executives, including CEO Rob Lilleness, have scrubbed the company from their LinkedIn accounts. In the time it took to write this article, Lilleness also removed his name and picture from his LinkedIn profile. It seems like that is the most communication longtime Insteon customers are going to get.

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Subvert network effects and encourage adversarial interoperability

Source: Hacker News

Article note: Yes.
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Welcome 2030 You’ll Own Nothing Have No Privacy and Life Has Never Been Crueler

Source: Hacker News

Article note: It's both a true premise, and almost the entire content is shilling crypto scams that do nothing to work on the problem.
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Paper Tape Reader Self-calibrates, Speaks USB

Source: Hack a Day

Article note: Neat! It's more-or-less the way I've thought experimented out doing it but never had any need to try.

Input devices consisting of optical readers for punched paper tape have been around since the earliest days of computing, so why stop now? [Jürgen]’s Paper Tape Reader project connects to any modern computer over USB, acting like a serial communications device. Thanks to the device’s automatic calibration, it works with a variety of paper materials. As for reading speed, it’s pretty much only limited to how fast one can pull tape through without damaging it.

Stacked 1.6 mm PCBs act as an enclosure, of sorts.

While [Jürgen]’s device uses LEDs and phototransistors to detect the presence or absence of punched holes, it doesn’t rely on hardware calibration. Instead, the device takes analog readings of each phototransistor, and uses software-adjusted thresholds to differentiate ones from zeros. This allows it to easily deal with a wide variety of tape types and colors, even working with translucent materials. Reading 500 characters per second isn’t a problem if the device has had a chance to calibrate.

Interested in making your own? The build section of the project has all the design files; it uses only through-hole components, and since the device is constructed from a stack of 1.6 mm thick PCBs, there’s no separate enclosure needed.

Paper tape and readers have a certain charm to them. Cyphercon 4.0 badges featured tape readers, and we’ve even seen the unusual approach of encoding an I2C byte stream directly onto tape.

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Intel deprecates SGX on Core series processors

Source: Hacker News

Article note: All Intel's recent transactional memory and hardware security stuff has not actually worked for their intended purpose, so this is better than bullshitting and doubling down. AFIK SPARC is the only current living (...ish) architecture with usable memory tagging of any sort at the moment (ADI features in Solaris), though Arm8.5 specifies Memory Tagging Extensions. Having done an MS in the area, its sort of impressive how many times there have been memory tagging efforts to varying degrees of ambition in computer designs, how useful they can be, and how few of them have panned out.
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Ask HN: Why isn’t there a standard network audio protocol?

Source: Hacker News

Article note: Because we're building exploitative trinkets instead of technologies. All the mutually incompatible streaming gadgets would be better for consumers if they were just endpoints for a decent agreed upon protocol. But nooo. (and for what used to be called PAN applications, Bluetooth is just awful at everything and sucked all the air out of the room)
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Atlassian: We estimate the rebuilding effort to last for up to 2 more weeks

Source: Hacker News

Article note: ...speaking of bad trends in infrastructure. Atlassian has been big on the "We're going to transition all our on-prem customers to ~~serfdom~~ cloud" annnnd multi-week outage.
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More Fakery

Source: Hacker News

Article note: Gaming metrics gets rewarded over intended behaviors until it drives out the intended behaviors: the tragedy of society. Academia is _deep_ in it these days.
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