Well, I just saved a 25 MB .doc file as RTF and it increased to more than 300 MB
LenzGr, I hate to bother you, but if you wish, there is an article on Croatian Wiki
http://hr.wikipedia.org/wiki/Elektroni%C4%8Dki_papir
My browser decodes it in UTF-8
This is what it looks like when properly formatted:
http://i39.tinypic.com/fmhog3.png
thanks
As for zipped folders, that's just software so I guess it could come in some future firmware update...