There have been multiple feedback entries about failure to post questions, answers, and comments.
To date there has been no acknowledgement or planned fix.
This is typically seen:
Unable to execute your request We are sorry, but we are unable to execute your request at this time. You may be seeing this page because you attempted to submit a thread before its form was fully loaded. Please refresh this page and then try again. If this error persits, please enter a Site feedback and provide details of the action you were trying to take.
Please fix the webpage timer so that it does not open to: https://docs.microsoft.com/en-us/answers/static/csrfAttackDetected.html
New members struggle with tags.
Then when they attempt to post they are blocked with the timer message.
They do not know that it's a time problem.
Please make efforts to fix the website so that post are not frustrating for new members.
Another part of the website that has a time problem is clicking on Follow.
When it times out the member cannot follow the thread.
They will see: unknown people are following
and they won't understand how to follow.
It requires a webpage refresh before clicking Follow.