The delays in Teams kill me inside. I press the up arrow to fix an error, wait for editor to initialize, then wait for the cursor to move to the end of the text

The delays in Teams kill me inside. I press the up arrow to fix an error, wait for editor to initialize, then wait for the cursor to move to the end of the text, then edit the typo and re-send. The waiting part is 500-1500 ms. The overall responsiveness is abysmal.