This week's Network Break covers a new set of Layer 1 switches from Arista for high-frequency trading, Ruckus announcing a (pre-ratified) Wi-Fi 7 AP, and AWS planning to require multi-factor authentication starting in mid-2024. MGM Resorts says it will take a $100 million hit due to a security breach, the UK finally fines Equifax for a 2017 breach, and Broadcom may have cleared a China hurdle to its VMware acquisition.