Chaosmancer
Legend
this is still 15 years out, no market research today will give you that
So, WoTC is clearly planning on removing print books from stores and going fully digital, possibly within 10 to 15 years... where no market research can possibly tell them whether or not this is a good idea...
IF they don't have the research or the data to say it is a good idea... why would that be their plan?