They are free to set up, advertisers and marketers understand them (or at least they think they do), they feel very "modern".
QR codes aren't going anywhere is because they are a perfectly attractive novelty for the non-tech world. There is a far better conversion, and ease from using short URLs or even a 4 digit number that will next you the URL, but the QR code will still prevail.
I wouldn't expect QR codes to go away until the offline advertising and marketing world becomes more data driven. Given recent trends, that's unlikely to happen any time soon.
QR codes aren't going anywhere is because they are a perfectly attractive novelty for the non-tech world. There is a far better conversion, and ease from using short URLs or even a 4 digit number that will next you the URL, but the QR code will still prevail.
I wouldn't expect QR codes to go away until the offline advertising and marketing world becomes more data driven. Given recent trends, that's unlikely to happen any time soon.