The value of cryptocurrencies is constantly changing, and depends on multiple factors, such as supply and demand, news and developments related to the market, and technical updates specific to the currencies. Cryptocurrencies, such as Bitcoin and Ethereum, can experience significant price fluctuations, which means that their value can rise or fall sharply in short periods.

Factors affecting the value of digital currencies:

1. Supply and demand: The higher the demand for a currency and the lower the supply, the higher its value, and vice versa.

2. Economic and political news: Negative news about governments or cryptocurrency regulation can greatly affect prices.

3. Blockchain technology and updates: Any development or update in the currency’s technology, such as network updates, may affect its value.

4. Adoption and acceptance: When large companies or countries accept cryptocurrencies, this increases their value and makes them more popular.

The value of cryptocurrencies can be easily tracked through sites such as CoinMarketCap or CoinGecko, which provide live and updated data on the prices of major currencies such as Bitcoin, Ethereum, and others.