I would imagine it will contain language which will require a high burden of proof that you’re of high enough stature and not a lowly regular citizen.

edit: I apologize for the inflammatory tone, but I think this is concerning enough of a step forward to warrant a bit of hyperbole.

And do you just need to spend ten minutes making a static webpage saying that you're running for federal office as a write-in candidate, or do you actually need the signatures to get on the ballot?

yeah the NSA will put a note in your file saying DO NOT SPY THIS PERSON and if someone sees that note and spies anyways, you can engage in a long and ultimately fruitless battle against the US DoJ.

Everyone who is allowed should run for President.

If you also have the resources to go to court to defend your totally legitimate bid, sure

brilliant! talk about civil disobedience if like hundreds of thousands applied