Maybe, but right now they’re trying for 1 and can’t do it. Not sure where they are hiding 10x or 20x the troops.
They have people who are experts in this. Before the latest wave of open fascism, many of the rising stars in the Republican party where people who were experts at removing people with Democrat sounding names off voter registration databases shortly before elections.
They have the data to target this effectively if they want to do it.