Users have zero patience for friction. If your checkout takes more than two...

https://www.pop-bookmarks.win/we-used-to-accept-long-queues-and-forgotten-passwords-as-the-cost-of-doing

Users have zero patience for friction. If your checkout takes more than two taps, the cart gets abandoned. People now expect one-click ordering and real-time tracking as the baseline. If you force extra logins, users are already hitting uninstall.