There is useful information here, regardless of how old it is. But most of it relates to a desktop environment, and I've already begun to notice more repetitive

There is useful information here, regardless of how old it is. But most of it relates to a desktop environment, and I've already begun to notice more repetitive motion annoyances from my mobile phone usage than I ever did from my desktop usage. Would love to see Apple and others emphasize ergonomic mobile use.