Copyright/Information/Varian/Shapiro: information that is timely, or that people tire of quickly, is less susceptible to illicit copying. Sports scores, financial information, and gossip—all three widely available on the Internet—are most valuable when fresh.
Taken from: Information Rules
Shapiro, Carl. Information Rules: A Strategic Guide to the Network Economy Harvard Business Review Press. Kindle Edition._____________Explanation of symbols: Roman numerals indicate the source, arabic numerals indicate the page number. The corresponding books are indicated on the right hand side. ((s)…): Comment by the sender of the contribution. The note [Author1]Vs[Author2] or [Author]Vs[term] is an addition from the Dictionary of Arguments. If a German edition is specified, the page numbers refer to this edition.
Hal R. Varian
Information Rules: A Strategic Guide to the Network Economy Cambridge, MA 1998