Google announces federated learning for Gboard — training AI on user devices without sending data to servers. Privacy-preserving ML moves from research to production.

Facebook AI releases PyTorch 1.1 with improved distributed training. PyTorch continues its rapid ascent as the researcher-preferred deep learning framework.

Elon Musks Neuralink reveals its first brain-computer interface prototype. Thousands of micron-scale electrodes read brain signals — the first real step toward neural implants.