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Please reply instead of (or in addition to) tagging the user you're replying to.
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Tagging isn't a feature in HN.
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Thanks for the bikeshedding, they meant mentioning.
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It is also not supported, beyond people by sheer luck see their nick.
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If I see my points shoot up a bit I check my comment history to see what caused it.
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Or running their Claw scraping HN comments periodically for their mentions.
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That's true... for the exploit demo that they released. The primitive that underlies the exploit, however -- a page cache write -- can easily bypass the container boundary. One only needs to hook an executable which is also present in the host.
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