Blue-sky and Offbeat

Blue-sky adjective - Without immediate commercial value.

Offbeat and blue-sky are semantically related. in creative topic. In some cases you can use "Offbeat" instead an adjective phrase "Blue-sky".

Offbeat adjective - Different from the ordinary in a way that causes curiosity or suspicion.

Blue-sky and offbeat are semantically related. You can use "Blue-sky" instead an adjective "Offbeat".