The Google App Engine team has been consistently rolling out a new release every month recently. They have become so consistent in doing so, that new releases probably do not make that much of a splash. However, the team has pleasantly surprised everyone by delivering on one of the most requested features that developers had asked from their PaaS platform: Search. Yes, you read that right.
In order for a website to have any impact on the web, it has to be seen. Knowing how many people have visited the site and if it's effective enough to keep them coming back again and again is key. The world wide web is a densely populated jungle of competitors fighting for the consumer's attention, and in order to stay ahead of the pack, it's good to know the facts.
Semantic searching can retrieve results that surprise you, hopefully in a good way. So it seems like the natural means for discovery when you dont know what you want to find. Services like Jinni, a semantic discovery engine for movies and TV shows, is the perfect example.