You know where we’re going with this. Before handphones delivered SMSes word-for-word, pagers were the digital version of the carrier pigeon. String a few numbers together, turn the pager upside down and you see a semblance of a message. With a little creativity, these numbers can sweep the ladies off their feet when you read 5121314 (meaning I love you forever in Cantonese) aloud.
Alternative: Connect instantly with messaging apps. Haven’t heard of WhatsApp? Where have you been?