Is there a technical limitation why these never seem to be grouped into a thread? I generally appreciate the updates on my package, but I also value a tidy inbox.

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Yokohiii 3 hours ago | parent | next [-]

Which mailing frontend for normies has threaded views?

	▲	simonreiff 2 hours ago \| parent [-]
		Gmail (at least in Google Workspace) and Outlook 365 both do threaded emails.

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gib444 2 hours ago | parent | prev [-]

Companies too lazy or unwilling to set a thread id.