US stocks ended mixed on Monday with the Dow rising 0.4% while the Nasdaq fell 1.1%, extending a three-day losing streak for the S&P 500 and Nasdaq. Chip stocks were hit hard, with Intel dropping nearly 9%, while Marvell's $115bn acquisition of Lumentum sent both stocks lower.
A repeatable protocol using Speedtest.now to diagnose whether slow hybrid work is caused by the internet connection or the AI tool, covering download, upload, latency, jitter, packet loss, wired vs Wi-Fi, and time-of-day testing before escalating a support ticket.