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I remember seeing QR codes in my high school in 2010 so idk how people were using them back then (I wasn’t allowed a smartphone as a teenager).
by ls612 3y ago
I remember seeing QR codes in my high school in 2010 so idk how people were using them back then (I wasn’t allowed a smartphone as a teenager).
- zone411 3y agoYou could use an iPhone app. Here is an article from 2009 that mentions some https://www.cnet.com/tech/services-and-software/qr-code-readers-for-your-iphone/ https://www.cnet.com/tech/services-and-software/qr-code-read...