Yes, bungee cords act like springs. Same idea whether the springs are compression type or the tension type.
What your choice speakers with spikes or speakers with a vibration isolation device?
I am in the camp of vibration isolation. I think it makes sense that the less energy transfer into the floor goes into the air. I found these really cool magnetic isolation feet that I’ve never seen before. They are very affordable, the guys are from England. Here’s a link, The company is called solid air audio.https://solidairaudio.com