Mate, your money does still seem monochromatic to modern eyes. I use it when I visit, and the other notes don’t have that rainbow on them. I admit I am rarely exchanging more than fifty US at a time . I’m comparing those that I use to modern notes.
And security features? The shops there still accept cheques. I was surprised the economy still functioned when I found that out.
What surprises me is no way to carry the bucket away afterward; You would have to put your hand over the bucket, in the steam. Gloved or not, it does not seem very safe.
Front and back of $100 bill, real vs movie prop (i.imgur.com)
How geologists collect lava (i.imgur.com)
Reject modernity. Embrace tradition. - Feddit.cl (feddit.cl)