I know I know, it's not good etiquette here to make short, emotional comments, but -

By thinking about moving her own paralyzed arm, one woman in the experiment used an artificial limb to serve herself coffee for the first time in 15 years.

Seeing her smile at the end of that video just made my otherwise terrible day rather special. And it's such great validation for the team that's working on this technology, I hope they continue to see much success in the future.