Ever wondered why some QR codes don’t scan?

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▼ Time Stamps: ▼
0:00 – Intro
0:52 – 1D vs 2D Barcodes
1:31 – Notable 2D Barcodes
2:38 – QR Codes Explained
4:28 – Decoding QR Codes
10:36 – Data Matrix Explained
12:22 – Decoding Data Matrix
13:10 – More 2D Barcodes