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Quite the opposite; it ensures price discrimination can be done at a better pace.
Price discrimination isn't meant as a discriminatory or racial issue, it simply ensures those who can't afford to pay a higher price are able to get a product at a lower cost by paying with time as they have to put some effort to search for a promotion.

It's a well-used but implicit technique used by businesses to optimize sales volume.

Thank you for the clearification. Am greatful.

You're welcome :)