What a fun little nightmare.
The latter gives a vibe of a person crazy enough that you do not want to mess with them.
Or provoke the attention of a whole squad from the enemy ranks, as it marks you as a high-value object lesson. Whereas a more moderate stance might be common enough for them not to bother going after every such person.
:(And if they did go after you, you'd probably have the sympathy of the public and the authorities more if you were just a moderate follower declaring your allegiance with one flag than if you were a True Believer^TM completely dedicating your property to signaling your status)
Though who am I to talk, I had a Giant Meteor 2020 yard sign up last cycle....
I've been advocating for a new political party that I call "nuke everything party" and the platform is very simple, launch all the nukes, and party until it all ends.
I assume the hoped for reward is that 'your' candidate wins. I guess the thinking goes that if I am on the fence about who to vote for, but see that a lot of people around me that I feel I have many things in common with openly support candidate A, then I'm more likely to swing towards candidate A myself.