I just finished building my i3. I got this one from Amazon. Once the build was completed, I removed the masking tape from the hotbed, assuming that it was for shipping purposes to make sure it doesn't get scratched up. But now, I see that some people print on the tape and even one of the pictures in the Amazon link above shows it printing on top of the tape. Did I make a mistake in removing the tby ElectricPotato - Prusa i3 and variants