A whole industry revolves around longevity, but much of it misses the point. Kara Swisher learns what matters in the new CNN series, “Kara Swisher Wants to Live Forever.”

The U.S. and Iran were to hold negotiations in the Pakistani ⁠capital ⁠Islamabad on Saturday to end their six-week-old war, although Tehran threw ⁠the talks into doubt by saying they could not begin without commitments on Lebanon and sanctions.