Pros:

• it will be faster because it does not index each product at a time.

Cons:

• you won't see your changes real time. You will have to build the indexes manually when you are done.

Simple as that.
I say you should disable it. It's worth it.

Pros:

• it will be faster because it does not index each product at a time.

Cons:

• you won't see your changes real time. You will have to build the indexes manually when you are done.

Simple as that.
I say you should disable it. It's worth it.