My opinion: * The 10000 hour rule is nonsense. There are skills that require very much practice, and a lot of those are unattainable for most people. You could practice 10,000 hours on the violin or playing chess without reaching the lofty heights of Hahn or Magnusson. That does require some kind of "talent". * Many other skills can be acquired in much less time, certainly if you don't start from scratch. E.g., learn…
You should probably read a bit about the "rule" before calling it nonsense.
It's vague, flexible, and refers to attaining mastery in some skill. Nowhere is it implied you'll be a world champion chess player after 10,000 hours.
It says practice will make you better at something. That's hard to dismiss.