But surely you actually understand that there is more to the field than emulating humans.
I guess that's a matter of definition. If humans are the only example of "intelligence" that we know of, then it seems natural that artificial intelligence would concern emulating humans.
I'm pretty sure we have made pretty big strides in achieving the Turning test in the last 25 years.
I'm sure there are a number of bots that are able to fool people a lot of the time and many have been around for a long time, but that isn't what people think of when you say AI.