Technology variety:
Support broad range of hardware, software, and network access
1 to 100 range in processor speeds
286
486 Pentium
1 to 100 range in screen sizes
Palm
devices Laptops Large
Desktop or Wall Display
30,000 480,000
3,840,000 pixels
Software Versions
Compatibility
File conversion
Multiple platforms
Device
Independence
Input: keyboard, speech,...
Output: visual, auditory,...
Conversion: Text-speech
Speech-text,...
1 to 100 range in
network bandwidth
9.6K 56K 10,000Kbps
