外因則是精準的捕獲。賈煜表示，「一些平台通過捕捉老年人對『家庭』『健康』『陪伴』『懷舊』等關鍵詞的偏好，定向推送內容，強化情感依賴。」中國消費者協會發布的報告顯示，「一些短視頻平台利用算法鎖定老年人推送離奇、浮誇『微短劇』，然後再以極低價格誘導其繼續觀看並默認開通免密支付，隨後按集扣費並自動播放。」
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