The last time I looked into this, readium lcp drm wasn't something US publishers were comfortable distributing their titles with, although it seems like this may be changing, which is good insofar as readium is at least open source and free to build with.
The last time I looked into this, readium lcp drm wasn't something US publishers were comfortable distributing their titles with, although it seems like this may be changing, which is good insofar as readium is at least open source and free to build with.