This is just a minor variation on the plus tag in gmail addresses, or am I missi... | Hacker News

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callalex on Oct 22, 2017 | parent | context | favorite | on: How Retailers Use Personalized Prices

This is just a minor variation on the plus tag in gmail addresses, or am I missing something?

imron on Oct 22, 2017 [–]

It is! Except sites can't just do a regex to test for '+' so it's not easily detectable as such.

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