Comments by "Digital Footballer" (@digitalfootballer9032) on "Do "Grabby Aliens" Solve The Fermi Paradox?" video.
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Resources are going to be the biggest hurdle to galactic domination. Sure, once you're out there in space you have lots of resources at your disposal, but getting there is going to be very hard, even if your technology is very advanced. Just think about the materials, the cost, the man hours, the planning, the building, of just one space shuttle or one large telescope. Now think about orders of magnitude greater. You aren't going to get far in space in a tin can. Could you even obtain the resources to build large space faring vessels, or solar collectors to power everything? That's more heavy metals than are in the earth. So just mine some asteroids? Well you need to make all the equipment to not only do that, but to get there, and it's all going to need power as well. Not saying impossible, but extremely difficult and maybe just the fancy of science fiction.
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