It's something that I often wondered. Acetone, even diluted as nail polish remover, does a great job of cleaning prints and, unlike IPA, doesn't leave the piece with an awful smell.

Is it mainly price, or are there other reasons?

Title. I'm looking for resins with the lowest Shore hardness, the lowest one I've found (that I can buy on aliexpress) is Resione F39, with Shore 60-75A. Ideally, I'd want to get something closer to Shore 30-40A.

So, failing that, anyone with a higher understanding of chemistry can explain what additives are usually added, resulting in a cured resin with greater elasticity?

Sauce - https://retrocdn.net/images/2/2e/EGM_US_086.pdf , page 96

"[Blood Omen: Legacy of Kain] is expected to offer at least 120 hours of gameplay."

As I prepare to give art classes to younglings (10-11yo), I usually try to teach basic shapes with direct practice via chibi characters. I also take the opportunity to explain what usually makes a character or drawing "cute".

In any case, I present you Sanrio-Man, the salary-san. He is old, disgruntled, balding, overworked, but full of hopes, dreams and kawaii energy

Could do without it burning the planet

By analogic age, I mean before computers became widespread.

I want to have something more visual than just the description of the processes involved, especially how a finished B&W art was made into something that could be printed several times

It's a notoriously shitty game, but I was surprised when I saw that, despite being a side-scrolling "action" game, it uses WASD for movement on the Amiga and Apple IIgs.

https://www.mobygames.com/game/110/dark-castle/screenshots/