Users no longer tolerate slow checkouts or forced logins. We expect one-click...

https://www.scribd.com/document/1051753410/Why-Milestone-Rewards-Actually-Work-And-Why-Most-Apps-Fail-Them-233966

Users no longer tolerate slow checkouts or forced logins. We expect one-click ordering and real-time tracking to be standard, not bonuses. If your app fumbles saved payments or makes users wait, they’ll leave