Enshittification is coming:
Beginning in the next month, when users click Bitly links or QR Codes, they may see a preview page prior to being directed to the destination URL. The page includes information about the link destination and may include advertising.
It was useful way back but idr why? Like copying and pasting was always a thing, I think it was commonly used in yt videos with piracy links and they werent in the description.
It’s useful if you want someone to copy a URL from a physical medium, so they don’t have to copy a huge URL.