He's being inundated with explicit death threats even more than usual, and usual is a lot*. Leaving the Twitter account up, and those like it, but delaying data by 24 hours is a sensible compromise and the policy applies to everyone's physical safety.
No one asked either of them to be public figures. They can go away whenever they want. Their status is not an immutable law of reality and humanity tends to have a history of not giving a toss about being helicoptered by self aggrandizing individuals.
The data is available real time by law elsewhere. He’s not routing around anything, just trying to insulate himself from consequences of his actions, and cement his genius by flailing around like the party drug using, half wit he actually is.
By Elon making the statements that he did against Fauci and claiming he should be prosecuted, by using his bullhorn he instigated the attacks against Fauci. When you are a powerful public speaker it should be that you consider more carefully what you say in public, because you can influence people to make rash judgements.
Compare this situation to when McCain responded to that woman during his presidential campaign who said something along the lines of "Obama is a scary Muslim" and McCain showed himself as a man of true honor, saying "No, he's a good man, loves his family." and maybe said something like [I disagree with him politically but he's not a dangerous threat].
