Whether to update to Lollipop or not in Lenovo A6000..?

Hi,
I'm little confused. Someone please help me to decide whether to update to Lollipop or not. I'm very much eager to taste the Lollipop that have much improvement from KitKat. When I read the forums, it is seen that bugs are more than new features in the update. But in anyway does not this can solved..?

I'm little new here. Hope someone will reply me soon.