1. They were also fined 2,500 USD each.

2. The case against them that most relates to what you're talking about is in Michigan. They're charged in accordance to a Michigan statute that bans deterring voters through "corrupt means or device", referring specifically to disinformation that the two individuals specifically engaged in and their stated goals. That's a world of difference from having a social media platform whose policies cultivate a userbase that seeks to get out the vote for a candidate and whose owner uses as a platform to advocate for that candidate. The case is actually going to the supreme court because the statute may be overly-broad.

3. You haven't provided any evidence or compelling argument that what they or Musk do falls outside of 1A protection. It seems to me that you're implying that media institutions with a slant towards a political actor or party during an election is violating campaign laws? Please clarify.

4. Invoking 20511 implies you believe pro-Trump disinfo on X posted by thousands of users constitutes "intimidation" of prospective voters. 30101 makes the "X support for Trump constitutes campaign finance fraud" argument look ridiculous:

(B) The term "expenditure" does **not include-

(i) any news story, commentary, or editorial distributed through the facilities of any broadcasting station, newspaper, magazine, or other periodical publication, unless such facilities are owned or controlled by any political party, political committee, or candidate;