Obviously the Tory top team gambled with saying the £2000 tax thing knowing full well it would stick even though it's absolute bollocks. And the effort to deny, and listen to the denial, involves much more work for the average voter. Why would the Tories care about it being rubbish? This is exactly the sort of shit Levido gets his money for.
The only gamble they have taken is the backlash from Labour, Civil Servants etc creates more noise.
We shall see