Updated Discussion on Dynabook (markdown)

Discussion-on-Dynabook.md

@@ -113,6 +113,7 @@ and you have quoted research about the advantages of reading on paper, not on sc
 
 **---JR**: Are you familiar with the digital-textbooks-only experiences around the world? I don't think they are successful without nuances. You have to take into consideration many aspects, the age of the students again, but also cultural aspects, their ability... There's not a simple generalizable solution.
 
+**--HF**: Yes I know some. The first difficulty is the access to the digital textbook. As one can understand, publisher can not always provide the textbooks on digital form, free to use and to modify on deployed devices. However some publish textbooks under a free documentation license. Such publishers and professional teacher organizations should be favored and involved. However this is an aspect out of the scope of the present Dynabook project. Although deploying Dynabook will not make sense if the involved educational institution has not secured the access to digital textbook. The second difficulty is "does the devices fitted to the task" or is it a tool that degrade the experience of using a textbook?
 
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