2. Digital Tools for E-Communication WAP /GPRS / 3G / In-Car Communication Palm Pilot (hand help PC or Communicator) / Laptop Interactive / Digital TV Virtual reality on PC Video mail / Video Communication Real audio Other multi-media on PC Fewer People Personal Computer Net Access E-mail Fax Most People Mobile Telephone (GSM) Voice mail on mobile / Text Messaging Cards with bar code (eg entry cards etc.) Smart cards (e.g., credit cards, phone cards) Everyone Digital Tools For E-Communication People With Access