You all have to think logiclly.
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Remember, recently the price of ACS depot has been RAISED.
Since ACS Depot costs Metal: 400.000 Crystal: 500.000 many players would struggle to get enough rescources to even build level 1. But then, in order to ACS attack you need level 2, raising the price to 800k metal and 1000k crystal. But even if you raised it to level 2 you could only get a group of 2 people to attack and since the top players are so much stronger than the others you would probably need level 3 or 4 to actually get in a good profitable (or even successful) attack. So i say run from the strong, build, make good strong helpful allies.