 They book those ads far in advance because they're far cheaper to do it that way. They replace Biden. Even if they replace Biden with Harris, they have to re-reserve those ads, which the price goes up astronomically the closer we get to election day. What about campaign infrastructure? What about staff? What about websites? There's no bank account. I mean, many of the brick and mortar staff built buildings that that Democrats have in swing states and in states all across the country.