Ask HN: Tech to build a self-contained appliance that lasts 20 years

Ask HN: Tech to build a self-contained appliance that lasts 20 years

3 by disqard | 0 comments on Hacker News.

Hi HN folks, What, in your opinion, would be a good hw+sw platform to build an appliance (offline, not cloud-connected in any way) that could conceivably keep working for another ~20 years? For context, I used to live near a drawbridge, and its motion was controlled for 30+ years by a DOS-based computer (https://ift.tt/XiJqKbC). I'm sure there are very knowledgeable folks here, who might have built such long-lived systems, and I'd love to hear about platforms that are (relatively) future-proof. Thanks!



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