Liquidity measures how easy (or difficult) it is to swap one asset for another. Traders want to be able to convert one asset for another asset while having a minimal impact on the price. The more illiquid an asset is, the harder it will be to trade it without causing a major price change. Therefore, liquidity is an extremely important factor to consider before deciding where to trade.
While this is a critical security feature that reduces theft and unauthorized use, it’s also draconian. Losing your private key is the digital asset equivalent of throwing a wad of cash into a trash incinerator.

Despite the massive swing in value on the Binance US exchange, Bitcoin’s value on other exchanges remained stable. There has been speculation on the exact cause of the spike, though Binance offered a short statement to Bloomberg explaining that one of its institutional traders was responsible.
Although cryptocurrencies like Bitcoin are virtual currencies, they are treated as an asset for capital gains tax purposes, and “ordinary” investors who purchase Bitcoin as an investment will experience a capital gain or loss when they exchange it for traditional currency, products, or services.