77664ce2_ontent___The_Economics_Network__Main_Disadvantages
[E-Learning Technology] Portable Digital Video Cameras I, O [Easily used for Group Work?] √ [Main Advantages] Allows students to review their own presentations and improve their presentation skills Allows students to review other presentations to analyse skills of others Allows for pre-recording of student assignment/lecturer feedback outside the classroom which might bring flexibility in the use of limited resources. Smartphones might be used to some extent but without the same quality and ease of use. [Main Disadvantages] 
Cost Requires large storing capacity in the server as files tend to be very large in size.
2. Main content | The Economics Network