If you want to understand the whole system about the market then I must say you can start from blockchain because the whole system is running through this technology.
Almost all things are in the internet nowadays so there should be no excuses that we cannot understand the market, we should learn through studying and doing research from it, there is no easy money and there is no assurance that you can learn crypto market in just a day, it will take you a lot of effort and patience before you will finally understand it.