I've used it, its a great T4 that takes some time to setup. I was only able to build 3 radio towers.
Honestly, if they got blown up by the enemy I'd expect to be able to rebuild them or else the T4 would be a waste!
Now, if you caught my radio guy... then that's my bad and I deserve to lose him. But really i was in a 2v2 and it took me 5 minutes to set the damn things up because he walks so blindly and slowly