Why do so many app dates lead to rejection due to “no chemistry” after 1 date?

It’s an app phenomenon, I’ve asked older people about dating pre-apps and they said it never happened back then as people gave it a chance for chemistry to develop over times. It seems now people want intense 5 billion volts chemistry within the first 5 minutes or they’re out.

Why do so many app dates lead to rejection due to “no chemistry” after 1 date?
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