Left on his own, I am pretty sure my strong willed 2-year-old would.
We are slowly transitioning from the pipe.
I wish we would have started him with this Binki Bear:
The nice part about it is that, when you are ready to get rid of the pacifier, you already have that transitional object for them.
It works with any pacifier on the market, and comes in a cute little yellow bag for gifting.