You could try this instead: Buy and sell on multiple exchanges; then, when you see those moments of indecision in the market, buy more of the cryptocurrency on the exchange with the lowest price, while simultaneously selling some on the exchange with the highest price. That way, your risk is mitigated: if the price rises, you’ve made money, and if it drops, you can buy back in at the lower price.
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So you can identify cryptocurrencies that will survive into the future yourself. The market is damn volatile and when you allow suggestions, everybody is marketing their own cryptocurrency everywhere, so you end up getting what many people use but not what might truly survive in the long term. So make your own decision by knowing what makes a cryptocurrency survive for long.
Learn the lingo. BTC is the symbol for Bitcoin. Bitcoin is a type of cryptocurrency. An altcoin is a coin that isn’t Bitcoin (like Ether). Limits, stops, exchanges, shorting, forks, ICOs, margin trading, etc (search for any of those on our site). It is way easier to invest and trade if you understand the common terms used. It is also easier to make friends in crypto groups if you know investing lingo and basic memes like “hodl.”