Keep in mind that the price of cryptocurrency is formed purely by demand and supply. To make profit from it, we have to learn many aspect and should understanding what thing make the price going up and down.Cryptocurrency indeed bubble but there are not only crypto asset bubble, others asset like stock and commodities also the samething. And  We should have strategies to reduce any risk of investment. And always learn from the pass in very helpfully to make maximum profit in crypto investment. Often the bubble economy engulfs  through the ICO. Large capital investors are very likely to cause a sudden bubble economy.