Feelgood factor of human interaction | Brief letters
<p>Happy hormones | Fuel costs | Drive-in parking | Guys and girls | Young or old? | Singapore pollution</p><p>Re your report (<a href="https://www.theguardian.com/technology/2026/oct/06/pull-the-plug-protesters-resort-to-direct-action-against-ai-firms">‘Pull the plug’: protesters resort to direct action against AI firms, 6 October</a>), the US neuroscientist Ben Rein has shown that there is a fundamental difference in our cognitive response according to the type of interaction we have. In-perso






























