What is the fastest way to check if a question is changed using the API calls?
For my purpose (a cache), a question is considered changed if:

• A new comment is added to the question or to any of its answers
• It had any new activity

What is the fastest way to get this check?

^{* the check should work also for questions with hundreds of answers}

What is the fastest way to check if a question is changed using the API calls?
For my purpose (a cache), a question is considered changed if:

• A new comment is added to the question or to any of its answers
• It had any new activity

What is the fastest way to get this check?

^{* the check should work also for questions with hundreds of answers}

I would like to know, what is the fastest way to check if a question is changed using the API calls.
For my purpose (a cache), a question is considered changed if:

• A new comment is added to the question or to any of the answers
• It had any new activity

What is the fastest way to get this check?

^{* the check should work also for questions with hundreds of answers}

What is the fastest way to check if a question is changed using the API calls?
For my purpose (a cache), a question is considered changed if:

• A new comment is added to the question or to any of its answers
• It had any new activity

What is the fastest way to get this check?

^{* the check should work also for questions with hundreds of answers}