Table 2: Mapping between interaction tasks and touch-screen based interaction mechanisms.

Interaction mechanismInteraction task
SelectEntryUploadDownloadPresenceDyn. Manip.

Touch screenDDC: Plasma Posters; Hermes Photo Display; OutCast; Blueboard; Jukola; AgentSalon; Digifieds; Spalendar; iSchool; FizzyVis; Semipublic displays; CWall; UBI-hotspot; VistaDCC: Plasma Posters; Digifieds; Spalendar; CWallDDC: Plasma Posters; iSchool; CWallDDC: UBI-hotspotDCC: Plasma Posters; Blueboard; FizzyVis; CityWall; Semipublic displays

Touch screen + Bluetooth OBEXIDC: Hermes Photo DisplayIDC: Hermes Photo Display

Touch screen + mobile applicationIDC: DigifiedsIDC: Digifieds

Touch screen + printerDDC: Plasma Posters