Author Archives: Chris Kobayashi

About Chris Kobayashi

I'm a security systems engineer, specializing in UNIX, network, and physical security. I'm in Tokyo, and I'm mostly retired now. I'm well-versed in both electrical and software engineering, with a particular interest in old computers and game consoles.

Setting a DeLonghi EO241250M Livenza convection oven to Celsius mode

I’ve been a fan of DeLonghi appliances since the mid-nineties. Every place I’ve lived, I’ve put an oil-filled DeLonghi heater into each room. Needed a real convection oven a few months back; Japanese apartments typically don’t come with an oven … Continue reading

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A bridging IPv6 Linux firewall for a NTT FLETS internet connection

It’s easy to make an IPv4 DSL connection work in Japan if you’re using NTT FLETS — just use any PPPoE client. FreeBSD, NetBSD, Linux … it doesn’t matter, the process is well-documented. Using that same FreeBSD/NetBSD/Linux machine to handle … Continue reading

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LineageOS build rooster going again.

The infrastructure hosting the build rooster was upgraded a bit, and it broke the build process. It turned out to be a combination of three things: the build machine’s swap partition wasn’t prepared with mkswap (so the build was getting … Continue reading

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The Seven Dreamers fiasco

I wrote this up awhile back, but never got around to hitting the publish button. This is what transpired between Seven Dreamers and myself in the months leading up to their bankruptcy. In November (2018), I was contacted by a … Continue reading

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LineageOS 14.1 Sustaining Build for HTC 10 (pme)

By request, I’ve added the HTC 10 (pme) to the LineageOS 14.1 “build rooster”. Same deal as all the other builds — generated weekly, available at https://lineageos.disavowed.jp/pme/ As a side note, I’d like to publicly thank Adam_J_T from the XDA … Continue reading

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Refurbishing a Quadra 700

I picked up a Quadra 700 on eBay. Although it powered on out-of-the-box, it needed a bit of upgrading to be useful. I pulled together information from a number of external resources, and am writing it up here in the … Continue reading

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LineageOS 14.1 sustaining builds for Moto Z Play and Moto G4

It appears that my LineageOS 14.1 sustaining build service has been well-received. Some folks have pinged me on XDA about adding more devices; there’s still enough space on the web server, so I’ve added them. Weekly builds for the Motorola … Continue reading

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LineageOS 14.1 security patch builds

I’ve resurrected a few of my older Android devices. They’re not supported by current LineageOS releases, and I really don’t like running gear without the latest security patches for obvious reasons. Completely understandably, LineageOS sundowned 14.1 builds quite some time … Continue reading

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Contacted by the bankruptcy trustee for “seven dreamers”

It appears that posting a quick precis on LinkedIn had immediate apparent results. The bankruptcy trustee sent me an email at around 0200 this morning. “It comes to our attention that you have a claim against Seven Dreamers Laboratories, and … Continue reading

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seven dreamers, Haier, laundroid, Shin Sakane (阪根 信一), and Makoto Sato (佐藤 誠)

So … “seven dreamers” filed for bankruptcy on 23 April 2019. You might have seen it on Yahoo! Japan, slashdot.org, or engadget. They hired me on 28 February as a director to shepherd the Laundroid (styled “/laundroid”) to production ramp … Continue reading

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