for me, it's like dora the explorer -- just lots of noise, triggering some visceral response in me of "turn it off now, mute it, make it go away" akin to many people's aversion to certain forms of advertising, or nails on a chalkboard.
You will get the impression in the first 20-30 10-minute episodes that the show is really fun but nothing special. It builds so slowly you don't even notice, then it really takes off.