[fuzzfactor]

>It's much more likely that more than 1 or 2 still work and that is more than enough.

Obviously.

Historically, with real tanks seen to be performing in action, then cardboard tanks additionally performed exactly as the deterrent fake ones were intended to do.

Also in tank warfare when the majority of tanks have not been brought into action, the cardboard ones accomplished the same things as the majority of real ones.

Edit: not everyone can be expected to believe it's true, some are just more easily fooled than others

Plus my bad, there were a lot of inflatables historically for even better deception:

https://www.theatlantic.com/technology/archive/2013/05/ghost...