Toyota is, among other things, the descendant of Toyoda Automatic Loom Works, and the Toyota group is a Keiretsu.
More generally: it is not my experience that micro optimizations and macro optimizations compete significantly. Yes, people have limited attention, but macro optimizations make micro optimizations easier, and the reverse is true (but more weakly).
Toyota is, among other things, the descendant of Toyoda Automatic Loom Works, and the Toyota group is a Keiretsu.
More generally: it is not my experience that micro optimizations and macro optimizations compete significantly. Yes, people have limited attention, but macro optimizations make micro optimizations easier, and the reverse is true (but more weakly).