And that just because their stack is slower-moving. This is a problem that unfortunately is not going to be solved anytime soon, I fear. As industrial revolutions go, we are still in the "mad inventor / amateur / visionary" phase, really. It will take another 50 years before the field slows down enough to solidify into a consistent curriculum.
> we can't build portfolios like artists.
That's basically what personal Github accounts are, de-facto.