I agree. At least try the Space Pen and see if it meets your needs before you run out and buy a dozen different things to frustrate you even more.
paper and PDF files cannot be "messed" with and passed on with new, incorrect, information added in (without some extra work beyond the problems in that area a wiki presents)
Remember - you are showing people how to use a product and NOT teaching them a new skill or how to do their jobs (hopefully).
It is not unexpected that your company would require some basic knowledge beyond remembering to breath in order to provide security services.
At the source of every error which is blamed on the computer you will find at least two human errors, including the error of blaming it on the computer.