I admit it might help the current problem, since people less passionate about the issues might be less inclined to vote for reactionaries, but I don’t think the result would be better representation. Most likely the result would be a system that leans even heavier on marketing to get brand recognition for the party to the most people
And this is the real heart of the problem. I would love to see a ban on all political advertising while providing an easily accessible source to read the policies of each party. Without the branding and cults of personality we could have a system that actually makes decision based on policy