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[Behind the Scenes + Black Technology + Space War] On the forum, Zhang Ming was bored and ridiculed the superconductor of the universe country, and made a post casually. "It's so funny. I can make better ones with a pressure cooker at home!" The post became a hot topic on the entire site that day, with thousands of replies, all criticizing the civil sciences. Unexpectedly, Zhang Ming actually opened the system because of this. He can gain attention by clicking on the main post, which is a black technology. On the same day, Zhang Ming came up with a material with strong diamagnetic properties, and the entire network was in an uproar! The forum server was directly invaded by the networks of various countries and exploded. But it wasn't over yet. Soon another post from Zhang Ming appeared on the forum. "It's a waste of time, you've been waiting for a year to get these upgrades? I found a copycat phone online, and I can modify it with my hands to make it ten times better than it!" In an instant, the post went viral, and hundreds of thousands of onlookers poured in instantly. ... At the same time, tens of thousands of giant meteorites are coming at high speed from the outer reaches of the solar system that no one is aware of...

[Fixed protagonist's perspective, farming management] Deep in a remote alley, there is a black technology store. The shelves in the store are full of products that are ahead of their time. A power bank with a capacity of 2 kWh. A 2T USB flash drive for less than 100 yuan. Small speakers that can constrain the sound field. And... Souvenir gifts from thousands of light years away! As the owner of this store. Lu An's life is very comfortable. That means purchasing goods, visiting stores, and selling goods on a daily basis. By the way, upgrade the shop bit by bit and turn it into the center of the world's technology industry! In the process, any opponent who tries to sabotage. They have all paid a heavy price!