Group 1 - Rivr, a Zurich-based autonomous robotics startup, has been acquired by Amazon, indicating Amazon's interest in enhancing doorstep delivery capabilities [1] - The acquisition aims to accelerate Rivr's vision of building General Physical AI through doorstep delivery, leveraging Amazon's resources to deploy robots at scale [2] - Rivr previously launched a pilot program in Austin with Veho, aiming to scale to 100 delivery robots by 2026, though it is unclear if this goal was achieved [3] Group 2 - Prior to the acquisition, Rivr attracted attention from Amazon through investments from the Amazon Industrial Innovation Fund and Bezos Expeditions, raising a total of $25 million and being valued at $100 million [4]