That's all fine and dandy when you are small, and have a bunch of generalists that will throw themselves at any problem there is. But when you grow to the poin

That's all fine and dandy when you are small, and have a bunch of generalists that will throw themselves at any problem there is. But when you grow to the point of having a sizeable middle management layer that isolates engineers from one another, by enforcing strict area of interest for each team, you really shouldn't call yourself "engineering driven" anymore. And also, the more you scale, the more specialists you need. Specialists that aren't able, or just aren't willing to move from place to place rapidly