Originally Posted by fjtorres
It seems to completely block ADE; long press doesn't offer a choice.
But since I don't intend to buy any Adobe DRM'ed books that's no problem.
Look for examples in German forum, you can define several programs for opening file.
You can define, for example FBReader as a first chioce, FBReaderSFF as second and ADE as third. Then you can have the original FBReader plus SciFifans version.
I will try later to play with the file.
The first task would be to start the terminal emulator and have a look at the configuration file from inside the filesystem (the default one)