You can see that tab 1 was just frozen until I pressed 'a' After I pressed 'a', the tab closed and focus moved to next tab I reproduced the same with this tab and this issue was still there But on the last tab I pressed Cmd+W and it immediately closed the window as I would ...
Another example, I was a machinist for 4 years in my early-20s. I really enjoyed parts of the job where I was given a blueprint and left alone with a block of metal to figure it out. I did not enjoy when someone else had already done the tool-making, setup, CNC programming and ...