That's when their senior engineer, Marcus, walked in. "You two are still working in the dark ages. Have you tried ?"

Tom let out a low whistle. "It's like the software saw the future."

Six weeks later, the physical prototype arrived. The team gathered around the test bench. The motor spun up to 12,000 rpm. Torque curve: within 3% of Motor-CAD's prediction. Thermal sensors at the end windings: 148°C. Predicted: 150°C.

Elena raised an eyebrow. "The lumped-parameter tool? I thought that was just for quick estimates."

"But is it real?" Elena asked. "This feels… too fast."