This is pretty a pretty quirky use of digital maps. A guy in the UK created a map service that divides the world into 3-meter squares and gives each square a 3-word tag. It's much easier to remember than numerical GPS coordinates. Could this be used as a name/clue key in a real-world city game?
Cool looking kickstarter. These guys have all the right ideas. Player choices, huge worlds, puzzle elements, good crafting matrix, and player mods. I hope they can pull it off.
This is the Diablo clone with giant skill web that I mentioned. Here's a link to the interactive skill web: http://www.pathofexile.com/passive-skill-tree
Description from page: "Path of Exile is an online Action RPG set in the dark fantasy world of Wraeclast. We're a small independent team of hardcore gamers based in New Zealand and have created Path of Exile as the game that we'd want to play ourselves."
Article on in-game collectibles. I'm not sure what I think about that phenomenon as a gamer, but from a marketing standpoint, it's another facet to get player involvement in the game world.