Do you remember the first time you received a box of Sweethearts conversation heart candies? Or even more thrilling, a single heart with the message “BE MINE” or “CUTIE”? Whether or not you like the taste of these pastel cousins of the Necco Wafer, receiving a heart with a sweet message is likely to make you smile.

Aside from being a whimsical Valentine’s Day gift, Sweethearts candies also offer an interesting window into how communication has changed throughout the years. The original conversati...

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