They caused huge performance problems, however we're looking at adding cameras for rockets so that you can monitor your rocket and feel connected to them while they're off in space. If that goes well then we'll definitely look at utilizing that work for a return of security cameras. :-)
It is a serious issue for us.
We will be releasing a survey, posting the details here and on Discord, to ask the community which action they recommend we take, and how we should take it.
We are open to migrating the game to an alternate engine.