What are some alternatives?
When comparing fish and DASH, you can also consider the following products
zsh - The Z shell (Zsh) is a Unix shell that can be used as an interactive login shell and as a powerful command interpreter for shell scripting.
Litecoin - Litecoin is a peer-to-peer Internet currency that enables instant payments to anyone in the world.
GNU Bourne Again SHell - Bash is the shell, or command language interpreter, that will appear in the GNU operating system.
Bitcoin - Bitcoin is an innovative payment network and a new kind of money.
Bash - A simple and fast way to hangout with friends
Monero - Monero is a secure, private, untraceable currency. It is open-source and freely available to all.