If Albert Einstein were alive today, he would probably view cryptocurrencies with a mix of scientific curiosity and critical analysis. As a lover of physics and mathematics, he would find blockchain technology fascinating for its decentralized structure, the cryptography that underpins it, and the innovation it represents. He would likely admire how cryptocurrencies break traditional paradigms in economics and finance, just as he challenged Newton's ideas. However, he would also warn about the speculative risks and misuse of these technologies if they are not well-regulated. Einstein valued progress with responsibility, so he would support their development as long as it benefits knowledge, freedom, and social equity.