Replying to If I can get a good legit answer to this question, and free gift shall be given away.
Why is there brail on the buttons of a vending machine? Yeah that's great and all that they can punch in the correct code, but what good is it if you can't see through the glass to see what you're getting. And if someone were to tell them what the selection number is, why can't they just type it in for them?
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