A Paper Platform is not quite what you’re thinking, at least, not when you google it today.
It is not a structure made out of paper, instead – as compared to electronic platforms – it is a collection of (printed) paper. Books are a great example of a paper platform, as are journals and newspapers.
Today during a meeting with developers I mentioned this term and judging by the reactions I thought it wise to put a time stamp on my (first) usage of it:
So you have seen it here first: Paper Platform.
Remember the term, as it will denote a slowly degrading brand of publishing!