The web:

- Makes you download an entire user interface each time you consume data.
- Limits everyone to a single user experience.
- Adds complexity to projects because you have to build a complete user interface each time.
- Relies on a small collection of browser vendors.
- Native to no platform.

Applications:

- Gives people choices for the interface they want to use, picking the features that are right for them.
- Are fast.
- Can read data from multiple sources.
- Native to your platform.