title: What is the purpose of Tools->Android->Enable ADB Service?
body: <p>In order to have IDEA and DDMS connected to the same emulator, I had to disable this feature.</p>
  
  <p><img src="https://i.stack.imgur.com/DZXGg.png" alt=""></p>
  
  <p>What does it do? Is there a downside of this action?</p>