The price will go down but I think that It's impossible for people to not spend money so I don't see the situation where no one else is spending bitcoin
You are right it is very important to learn the bitcoin and to spend in the bitcoin because if you will not spend in the bitcoin you will not be able to make the profit from the bitcoin so it is good for you to make the high investment then after that try the new things in the bitcoin I hope the bitcoin will give you the best return and you will see how fast your money will grow and you will have the profit.