Either way, you end up dead - but for a lot of people, option two looks more appealing.
Until they try it. (Though a small number will actually take to it.)
The article writer is just saying to keep in mind that how your app behaves, how it looks, how it presents data, can have a real effect on its users, so you should consider the implications of your decisions.
With the decline of civility, asking a woman out and being rejected is no longer, "I'm sorry. I appreciate you asking but I'm just not interested" to, "Fucking loser! Why would you talk to me? Get the fuck out of here."