Q: Is Stationery a mass noun referring to commercially manufactured writing materials? ¶
A: Yes, and including cut paper, envelopes, writing implements, continuous stationery, and other office supplies.
Q: Is Stationery being partly superseded by electronic media? ¶
A: Yes.
Q: Is Stationery intrinsically linked to paper and the process of written? ¶
A: Yes, and personalized communication, and many techniques of stationery manufacture are employed, of varying desirability and expense.