How machines learned to chat
Chatbots have blazed an evolutionary path similar to that of self-driving cars. Using the benchmarking approach for driverless vehicles, they’ve advanced from what we might call Level 0—simple call-and-response programs designed a half-century ago—to Level 5—sophisticated AI-driven engines that can increasingly perform human-like tasks. That’s like going from rotary phones to the iPhone, notes Robb…