It will just mean that the citizens will ill-intent will find ways to use the same tools against the surveillance system.
Not to mention, most of the people NOT on their best behavior will be the guys running the companies and agencies running the system.
I read a mainstream biography about Aristotle Onassis recently - something that was on the NY Times bestseller list back when it was published in 2004 - and near the beginning it casually comes up that the Secretary of State or head of the CIA (they were brothers at the time) was having an affair with the Queen of Greece. It wasn’t even the point of the chapter. Instead, it was just a element in the US governments behind the scene manipulations as they used private intelligence firms to sink a deal between Onassis and the Saudis to fund their own shipping fleet.
Along with your phone, laptop - everyone else’s phones, tablets, laptops, doorbell cams - probably every security camera in every business that is connected to the internet. Every police car you pass on the road records your car’s license plate number and maybe takes a picture of the driver…