Contents xi Chapter 7: Application Outlook ..................................... 285 7.1 General Characteristics of Mobile Applications ......................................................... 288 7.2 Location-Based Applications ............................... 289 7.2.1 Point of Interest ................................................... 290 7.2.2 Wayfi nding .......................................................... 291 7.2.3 Annotations .......................................................... 293 7.2.4 Location as Metadata ........................................... 294 7.2.5 Location and Communities .................................. 295 7.2.6 Other Applications ............................................... 298 7.2.7 Discussion ............................................................ 298 7.3 Sharing and Communities .................................. 300 7.3.1 Content Sharing ................................................... 300 7.3.2 Content Rating ..................................................... 302 7.3.3 Self-Expression ..................................................... 303 7.3.4 YouTube .............................................................. 303 7.3.5 Video Sharing Cornes of Age ............................... 304 7.4 Games ................................................................. 307 7.4.1 Mobile Games ..................................................... 308 7.4.2 Personal Content Types Related to Games ........... 311 7.4.3 Modding .............................................................. 313 7.4.4 Discussion ............................................................ 314 7.5 Other Domains ................................................... 317 7.5.1 Personal Training ................................................. 317 7.5.2 Movie Subtitles .................................................... 319 7.5.3 Flash, Comics, Animations ................................... 320 7.5.4 Discussion ............................................................ 321 7.6 References ........................................................... 321 Chapter 8: Timeshifting Life ........................................... 323 8.1 Metadata in the Years to Come .......................... 324 8.1.1 Metadata Enablers................................................ 326