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X Open-Sources Algorithm, Sparks Privacy Concerns

2/2/2026

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Summary

Story summary

X has open-sourced its recommendation algorithm to improve transparency.
The move raises privacy concerns as the "User Action Sequence" tracks detailed user behaviors and can link anonymous accounts to real identities.
Experts warn that techniques such as "Candidate Isolation" can expose connections between known and burner accounts across platforms like Reddit and Discord.

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Story summary

X has open-sourced its recommendation algorithm to improve transparency.
The move raises privacy concerns as the "User Action Sequence" tracks detailed user behaviors and can link anonymous accounts to real identities.
Experts warn that techniques such as "Candidate Isolation" can expose connections between known and burner accounts across platforms like Reddit and Discord.