JavaScript is not good for backend and offline stuff.
React is... a really good thing on JavaScript, but sometimes SSR is wiser than SPA.
Python is great for scripting and new users.
Solidity is good for Etherium (I think).

Clojure is good for... well, everything? No?
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RT @VittoStack
JavaScript is a tool.
React is a tool.
Python is a tool.
Solidity is a tool.

Concentrate on solving problems with the right tool, not on the tool its…
https://twitter.com/VittoStack/status/1490659106683764737