The most stuff is always locked up in stars, which are not very efficient as they just radiate most of their energy to the void of space, which is hard to all c

The most stuff is always locked up in stars, which are not very efficient as they just radiate most of their energy to the void of space, which is hard to all collect even with a Dyson Swarm. Better feed it into an artificial black hole and the fish out all the nice heavy elements from the accreation disk! https://www.orionsarm.com/eg-article/464790d2497de https://www.orionsarm.com/eg-article/464790d2497de