This both sides stuff is so disingenuous. One side is populated by centrists who generally want to mostly do the right thing, occasionally being cruddy because they’re too conservative to do the hard things to improve the world. The other side is populated by white supremacist terrorists. That isn’t the same.
The Biden administration is working on improving train infrastructure but if you look at the map of what they’re adding, it’s limited to a very small section of the country. I mean, it’s like cross country but it’s such a massive country that it’s still super limited.