That depends on the person how long they plan to hold their investments. Some are short-term; others are in the long-term. But for me, long-term is more beneficial so that's what I'm doing.
Indeed. If you are looking into crypto as investment only, follow your's stock investment strategy. If the crypto means more to you (technology, productivity, community, social environment, financial model, world's political order, privacy, security, individual liberty), then invest, hodl and donate....