The Real World Web

In the real world Web we need to recognise several external factors:

• Due to the rapid development of Web specs ("the Web year") the specs themselves may be flawed, ambiguous or over-ambitious
• Software has bugs (the cockup theory)
• Software vendors have their own agendas (conspiracy theory)

Together with local factors:

• Inertia / unwillingness to act as guinea pigs
• Licensing costs
• Support issues
• …

Implementation Challenges