That's an empirical question, not theoretical, so it's "has been", not "can be". Interesting question. Like the Bust Beaver function, apparently unknown. https

That's an empirical question, not theoretical, so it's "has been", not "can be". Interesting question. Like the Bust Beaver function, apparently unknown. https://www.linkedin.com/pulse/copyright-trademark-titles-words-short-phrases-joshua-g-graubart https://www.linkedin.com/pulse/copyright-trademark-titles-wo...