NVIDIA celebrated the arrival of its RTX Spark laptops with retail launch events in six cities on October 16, 2026, including a Berlin gathering where founder and CEO Jensen Huang made a surprise appearance and gave away five personally signed laptops, the company said in a recap published October 17, 2026. Berlin Celebration at the Festival of Lights The Berlin event coincided with the Festival of Lights, an annual autumn art festival that transforms the German capital’s landmarks, streets and…