What aspect of user experience does server downtime negatively impact?

Server downtime negatively impacts task completion rates as it directly interferes with the ability of users to engage with and complete tasks on the platform. When the server is down, users may be unable to access the services they need or perform necessary actions, leading to frustration and a halt in their engagement. This disruption can prevent users from completing transactions, accessing information, or utilizing features, thereby lowering the overall completion rates of tasks.

In contrast, user login frequency, user feedback, and user growth might experience effects as a result of downtime, but these are secondary. For instance, if users cannot complete their tasks, it stands to reason they may log in less frequently or choose to give negative feedback, but the most immediate impact is on their ability to complete tasks as intended. Consequently, task completion rates serve as a direct indicator of user interaction effectiveness, strongly illustrating the detrimental effects of server downtime.