SIZE AND
DOWNLOAD TIME
The size of the of the files can be big depeding of what you are downloading and the downlaod speed depends on the size and speed of your internet the larger the file the slower it will download the smaller the file the faster it will download.
TYPE OF CONTENT
There are diffrent type of contents and they all have their draw backs for example if people bought intreactive items they are expensive so people will spend a large amount of money on them. Some products are also hard to use.
REQUIRMENT FOR PLUG IN
some of the ineractive videos and applications will need plugins to play or watch the the content the most common plugin is flash. If you don't have the plugins you will have to downlod it.
Limitations