The traditional media
fact check all the stories they publish, printing anything which might result in legal liability is carefully worded while still getting whatever bias they think will sell the most.
Usually it works, but often still results in a court case - usually the paper revenue well covers any payout should they lose.
Politicians 'moral panic' has nothing to do with extremism, Russian interference, or any other collection of myths and playground tattle passed about, but the ability of the average voter to connect with others and become politically active. Much better people send the traditional letters to their MPs, who can either fail to do something or bin it. The only 'concerned members of the public' they want to listen to are groups with party stamp of approval (usually some moral crusade fringe group).
From union militants to the Greenham Common women, the politicians hate people muscling in on their turf, just don't want to share the trough of the public purse with others, or worse still, someone with a public conscience realising the tap to the swill vat is too generous and reducing or stopping the flow.
"This is the problem, Mr Milner," Ian Lucas said to Facebook's UK policy manager Simon Milner. "You have everything. You have all that information; we have none of it because we can't see it."
We're still on the data fetish thing again