The before map would be of the only high speed train the US currently has, and it’s the Acela Express. So, something like this.
If lots of people are consuming Tylenol in day to day life, and it causes autism, and some autistic people love trains, then the US should have a system like the map posted.
In two parts.
I always forget the Acela is technically a high speed rail. It would only actually be a tiny fraction of that line. Less than 10% of the line is HSR