How quick will the market begin to return to the massive increase in altcoins in your opinion?
After making lots of threads, I think you should understand by now how to deal on that concern.
Is it worth to calm down and wait? You are the only one who can answer this. For some, it's worth it. For some maybe it's not. We have different approach so better make on your own. Other doings might not be effective to you that's why you need to rely on your strategy. You have reasons to believed in bitcoin but it's up to you to make a decision.
For the last question, no one knows what will happened next. There should be a basis before making a speculation about that.