This does not answer the question....How does one allow students to have extra attempts but limit the attempts of other students?  This is incredibly simple to add to the system but just like so many ...

No.  Quite wrong.  I would like to offer an attempt to one student because he submitted a final project that has one attempt.  He messed it up enough that it would kill his grade in the course.
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Add a feature that allows editing of comments submitted in SpeedGrader!!  I can't find a way to edit comments previously made.

I was just updating a single assignment item in a course in Canvas.  I selected “Save” and Canvas did nothing.  Then I saw there were no dates at the bottom of that screen?  I selected “Manage Due Dat...

The only way I have gotten this wonderful, magic spreadsheet to work lately has been to use  the Microsoft Edge browser.  I have had no success running this spreadsheet on Chrome or Firefox.

I was just updating a single assignment item in a course in Canvas.  I selected “Save” and Canvas did nothing.  Then I saw there were no dates at the bottom of that screen?  I selected “Manage Due Dat...

Yet another ridiculous example....

This random drawing behavior is STILL HAPPENING. Still using Chrome.  I've cleared cache and done updates.  NOTHING HAS CHANGED THIS BEHAVIOR.  WHEN WILL THIS GET FIXED.  (I CAN'T BE THE ONLY ...

The only way I have gotten this wonderful, magic spreadsheet to work lately has been to use  the Microsoft Edge browser.  I have had no success running this spreadsheet on Chrome or Firefox.

I have seen this behavior from the drawing tool since we switched from Blackboard to Canvas.  It has not changed regardless of what state my browser was in or what browser was being used.  Additionall...