That's not really what the attached article says. That article says that (1) nobody has any reliable data; (2) the general trend is assumed to be down; (3) the

That's not really what the attached article says. That article says that (1) nobody has any reliable data; (2) the general trend is assumed to be down; (3) the order of magnitude of the current data variance is 10x the "guestimate" of the future growth rate. Not sure this is the type of data you want to extrapolate from.