Spare money is always good be be on the safer side. In all aspects it is the education and the continuous learning that makes the spare money a good investment. Diversified investment used to be the best, at the beginning it is good to go with some sort of less risk asset. When it comes to cryptomarket, the preferred ones will be bitcoin and ethereum.
People must be more of acquiring knowledge, but the reality is different. People just have a thought of becoming rich in short term and just go for investment without learning or exploring much about the market. Some get to be lucky whereas the majority end up with disappointment.