We’d be seriously limited in our growth, and would be behind current progress…
Money/Currency is a major technological advancement. It makes trade way more efficient, as well as store/transfer of value. This allows for other things that are crucial to forward progress, like investment into new ideas.
Without money, we’d still be on the barter system, an extremely limiting economic system where no trade can be efficiently even “value”, and where carrying/transferring value is very physically demanding or impossible.