An Online Museum - What is the difference?

Advantages
* Visitors from all over the world.
* Infinite ways to browse and wander.
* Visitors can comment on artworks.
* Visitors can add artworks to their favourites.
* Multilingual and hyperlinked information.
* Open on mondays and 24 hours.
* Enterence fee not required, cheaper to maintain.
* Open approach, easy to submit works.
* Designer, Company, Country, Materials portals.
* Infinitely scaleable, always space for new works.

Disadvantages
* It is not the real artwork rather an image.
* Not a city landmark.

Disadvantages that could be solved:
* Two dimensional views.