What do early voting and vote-by-mail controversies mean for democracy in the US?

Encyclopedia of Opinion

Question: What do early voting and vote-by-mail controversies mean for democracy in the US?
Position‹3 of 3: Having more early and postal votes weakens US democracy

Elections should take place on a single day, and wider use of early and postal votes introduces unnecessary and undesirable room for error in elections. Voting in person on election day leads to the most democratically legitimate outcome.

Supporting arguments · 1

It is important to have a one-day election and have results announced on election night
Elections should be conducted in a short space of time but early and postal voting means that the election is taking place over a number of weeks. The expected delays in counting and announcement of the results is also a problem - we should know who the next president will be on election night.