There is certainly a difference in either technology or implementation. I've seen LG OLED TVs get noticeable lettering burn-in after a couple hundred hours and

There is certainly a difference in either technology or implementation. I've seen LG OLED TVs get noticeable lettering burn-in after a couple hundred hours and on the other end of the spectrum that guy left an unmoving bright-dark pattern on his OLED Switch for over a year straight before seeing any.