The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

Excel automations cover auto-updating charts, deadline flags, and smart links; Ctrl+T table charts expand as new rows appear.

Excel table formulas shift from cell positions to named columns with #All-style tags, keeping calculations readable when layouts change.

Many engineering challenges come down to the same headache—too many knobs to turn and too few chances to test them. Whether tuning a power grid or designing a safer vehicle, each evaluation can be ...

Units per transaction (UPT) measures the average items per sale in retail. Learn how to calculate UPT for better sales insights and improved business performance.