Yet to expect bull run this could take until 2020 if cannot be fulfilled by 2019.
Don't loss your optimism, there are some corrections but it's not a hardships, bitcoin has increased so far this year with a good rate and for it to start a bull run, it does not need 5 months or more to make it, at least that's what I know based on the past movement.
Yes, don't expect too much into the market, it will only bring the opposite. But if investors like that speculate that, invest and wait