Not sure how you define bungled, but probably the instances where she ‘bungled’ is just what people can personally relate and like.
People are getting tired of politicians that are too polished and smooth. Fast talking, slick are terms that can be applied equally to both parties.
Palin personality comes off more genuine and real. And this is why she continues to have audiences.
” they all suck” is a fine description as we all voted for one who ‘sucked’ less. Hence the winners percentage margins. If any candidate was truly exceptional, they would pull much larger percentage wins.