Meta is planning its fourth overhaul of artificial intelligence efforts in six months, The Information reported on Friday, citing three people familiar with the matter.

Thongbue Wongbandue, 76, fatally injured his neck and head after falling in a New Brunswick parking lot while rushing to catch a train to meet “Big sis Billie,” a generative Meta bot that not only convinced him she was real but persuaded him to meet in person, Reuters reported Thursday.