But my transaction didn't vanish, it wasn't abandoned, I consciously moved it to a competitor who won't ask me for my date of birth. No money disappeared from the economy, no more was added, it just went to a company that moderates it's demands for data.
And retailer, if I could tell you this I would but you don't offer a feedback collector during checkout and by the time you've followed up on the abandoned checkout I've probably already received the item from your competitor.