Perhaps we shouldn’t be that surprised that specific intellectual skills can’t become some kind of generalized benefit — think of idiot savants who can tell you the square root of a huge number or which day of the week a date falls on. One important point here of course is that cutesy apps and catchy titles are about making money rather than providing genuine social benefit. I felt as if the most important sentences in this article — difficult to extract, as the whole of it is of course important — were
Rather, the development of such capacities appears to require sustained investment in relatively complex environments that afford opportunities for consistent practice and engagement with domain-related challenges…
Once they stopped practicing what they’d learned, the benefits vanished.
Or in other words, Don’t expect any magic wands, and Don’t stop practising, right?