I like these changes and I'm for them.
1 request - please don't bind the "ghost building" with "quickbar empty". there are a lot of instances where I'd like build ghosts even when i have the item. (to build a blueprint, to "see how it looks", etc.)

I'd really like to see combat robots, similar to the logistics and contraction robots we have today. that way they would be stored in roboports and automatically respond to threats as needed. If you want to keep them from being over powered - you can make it so that they'll need ammo just like the c...