Earlier quoted context omitted.
> election night, as state results come in. Not this year. With mail-in ballots, the ballots won't necessarily be finalized until a week or more after the election. Its necessary due to COVID19. But it will be until multiple days after the election before we know the true winner. A large number of states will certainly be called on election night (because many states, such as California, are far from competitive). Bu…
Not necessarily. There are several paths where a Biden win could be called early on election night. For example, Texas has a large fraction of early voting and a small fraction of mail ballots. So the chance that Texas can be called early is quite high. And if Texas gets called for Biden, then the networks will call the entire country for Biden.
If Biden were to win Texas, the GOP would be finished forever. Polls notwithstanding, Biden has as much chance of winning Texas as Trump has of winning California.