I see why you need a glass bed. I was looking at things you can actually get filament off the other day - and you can get pei filament !
So - yup, that ain't going to come off a pei coated bed :-)

The beast is looking well sharp.
I guess with the black and yellow colour scheme you should call it the bumble bee or the Wasp.
Given that it's meant for car parts - got to be: Bumble Bee !

wow 50watt heater cartridge. I mean I have no idea what wattage a standard cartridge is - but 50 watts does seem like a lot !
My led floodlight that lights up the entire garden is only 30 watts :-)