Let’s say you’re a mega wealthy billionaire who has suddenly realized that if he cozies up close to a presidential candidate, he could have more power and wealth than ever before. What’s stopping you from figuring out who the electorates are and offering them whatever they want if they vote for your guy? What’s stopping them from taking the deal?
Sending people to represent how a state voted makes more sense in the context of the 18 century without phones.