Here's what the Super Bowl ad with the floating QR code was for
The Simplicity and Power of a QR Code in Advertising. Just Ask Coinbase!
Why cryptocurrencies have gone from hot to full-on meltdown : NPR
Crypto Companies Pull Back on Marketing After Their Super Bowl Blitz - WSJ
Netflix Dropped 'You' QR Code in its 4th Season, by Alexandriavwilson
The Greatest Super Bowl QR Code Ads and More: Your Ultimate Guide to TV Commercials - QR TIGER
Coinbase's strange QR-code Super Bowl ad briefly crashes app
There was no problem': Dr. Dre speaks on Eminem taking a knee during Super Bowl halftime show
How QR Codes Are Bridging the Gap Between the Smartphones and Television - Spiceworks