: It could refer to a player's physical dexterity or "thumb speed" in competitive gaming, specifically regarding a more experienced or "mature" playstyle.
: It may be a specific observation regarding "thumb-stopping" content (highly engaging posts) created by or featuring older individuals.
The phrase does not appear to be a recognized idiomatic expression, viral trend, or technical term based on current data.
: It might be a phrase unique to a specific forum, hobbyist group, or internal report that hasn't gained broad public recognition.