የኩባያዎችን መረጃ በመመንተፍ የሚታወቀው ቡድኑ ከፈረንጆቹ 2012 ጀምሮ በዚህ ህገወጥ ተግባር ላይ ተሰማርቶ እንደሚገኝ ተገልጿል።
According to an article requiring a login to read at the Wall Street Journal, Facebook executives have known of this effect since it was pointed out to them in 2018.