some says soon it will go up again, some says it will take years to recover.
What do you think and why?
What will happen to the price, that's really difficult to predict. But technologically, it's not so difficult to know what is going to happen.
Lightning Network is in very advanced stage of development, there are already people making successful LN transactions on the mainnet. So I would say that, if things continue at this pace, Bitcoin will only get better.