Hobby tunneling: https://en.wikipedia.org/wiki/Hobby_tunneling 13 comments: http... | Hacker News

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		WalterGR 40 days ago \| parent \| context \| favorite \| on: The true story behind the Toronto mystery tunnel (... Hobby tunneling: https://en.wikipedia.org/wiki/Hobby_tunneling 13 comments: https://news.ycombinator.com/item?id=36885802 6 comments: https://news.ycombinator.com/item?id=28257515 Also https://news.ycombinator.com/item?id=39245893 - The underground world of hobby tunneling (bloomberg.com) 272 points by robinhouston on Feb 3, 2024 \| 164 comments

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