And even for the deduction case, the standard deduction is now large enough that I'd be surprised if the percentage of those itemizing deductions vs. taking the standard deduction to be quite low double digits. In fact, I wouldn't be shocked if it were single digits.

IOW, send me my Norwegian-style postcard with the amount I owe, and quit catering to corner cases. (Oh, wait, Intuit's profits probably aren't a corner case, eh?)