Amateur field engineers.
You don’t need to expose yourself like this to listen in on phone calls or bug an office.
I’d have sent a few nice trojan horse devices in via mail....
They would not have been smart enough to figure it out...not in Landrieu’s office.
I agree with you having done similar work. All of the BUG SH— is bogus as Hell. There is no need to physically enter the premises.
United States Postal Service can and will deliver all necessary elements needed to get audio and possibly video for you. So will FEDEX!
VoIP makes what you suggest SOOOO much easier....