I remember this map from 2016!https://twitter.com/mmurraypolitics/status/1291363764273545221 …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
Ok but what point are you trying to make?
The NBC map is their current state of the race. This 538 one is a “what if/let’s imagine”. They’re not really comparable
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.