The primary feature of Snapchat is that photos and messages are accessible to recipients only for a short time. When Snapchat was developed in $2011,$ it was the first app of its kind to offer this type of functionality.

What is a key disadvantage when offering new product like Snapchat?

Question $14$ options:

Lack of comparable history against which to measure the app's potential success.

Lack of knowledge of registering a patent for the app.

Lack of information on how much to charge for the app or which revenue model to use.

Ongoing maintenance costs in providing access via multiple platforms $($e$.$g$.,$ Android, iOS, Windows, etc.$)$