The New York Times makes an interesting observation. They have counted the number of visits each presidential candidate has given to certain states and as it turns out Ohio, Florida and Virginia have accounted for over 2/3 of recent visits by the candidates. Their conclusion is likewise notable.
They say that considering how much higher the turnout is in states which get attention over states which do not, that the shrinking battleground is doing a disservice to the public. So many states are either solidly red or solidly blue that the fight for the White House really comes down to very few people.
In the analysis the question is raised whether the "winner take all" electoral college vote count needs to be re-visited.
You might want to read the article. It's certainly a break from campaign mail and Christmas catalogs.