Yeah, I "invented" this in 2011 or 2012 and it was one of the ideas behind the company that I sold. At the time I thought it was a clever hack, but I didn't see

Yeah, I "invented" this in 2011 or 2012 and it was one of the ideas behind the company that I sold. At the time I thought it was a clever hack, but I didn't see it as especially non-obvious.