Printed vs PDF

Question Title

* 1. How important are the following to you for a wargaming publication (rules set/supplement/scenario pack)

  Essential Not important
Available as a PDF
Available as printed booklet

Question Title

* 2. What's the most you would be willing to pay in UKP for each of the following? (assume a rough exchange rate of 1.5 USD to 1 GBP).