Indeed they are, because they a) pick extreme lower hanging fruit, and b) completely trivialize the costs thereof.<p>Imagine that they start nudging in cases where the benefit of that option isn&#x27;t nearly as clear, and you have to go through that for virtually every transaction:<p>You reach for an item on the shelf: &quot;Wait!  Did you know you can pick this other item with slightly less fat?&quot; Repeat x100 for every shopping trip.<p>Your paycheck is now 80% deductions: &quot;We found that the optimal budget buys these necessities in bulk under these programs.  Don&#x27;t worry! You can opt out of this first one by going to this office, the second by going to this office, the third...&quot;<p>&quot;We found we could increase employment and reduce dependence on public assistance by randomly changing the procedure for applying for benefits!&quot;