This HND piece spotlights the exciting world of personal rapid transit--PRT for short. The basic idea is to use computer controlled small vehicles, suitable for up to six passengers, that provide reliable mobility with minimal wait time.
It's much better, and much cheaper than light rail, so not surprisingly, the politics have been against it. Fortunately, as they say, you can't stop progress, and there are now several successful installations, with more on the way.
Read the complete article.