The article title claims causality. The article body says the researchers didn't claim causality:
The review, conducted by researchers from four UK universities known as the Action on Digital Device Immersive Conditions Team, did not establish causal links between screen use and specific developmental conditions.
That's a problem because "using a screen as a babysitter" likely correlates with overworked poorer parents and thus a whole host of other developmental problems
Even for upper middle class parents, "using a screen as a babysitter" just means you're more stressed and have less hands around. My kiddo has not seen a screen at the age of 2, but that's just because he has two parents at home at 5pm everyday.
The article title claims causality. The article body says the researchers didn't claim causality:
That's a problem because "using a screen as a babysitter" likely correlates with overworked poorer parents and thus a whole host of other developmental problems
Even for upper middle class parents, "using a screen as a babysitter" just means you're more stressed and have less hands around. My kiddo has not seen a screen at the age of 2, but that's just because he has two parents at home at 5pm everyday.