It's hard to say for sure. Maybe you could check the latest news or official statements from the artist or related sources to find out if they retired.
It's hard to say for sure. They could have faced personal challenges, found a new passion, or there might have been external factors that led to their disappearance from the caricaturist scene. It's quite a mystery.
It could symbolize something related to saving or the value of small amounts. Maybe she's learning about money or it's part of a story about frugality.
Hard to say they have much in common. The Hindenburg political cartoon is probably tied to a particular political moment or viewpoint. Jekyll and Hyde, on the other hand, is a famous literary creation exploring human nature. But perhaps they could both be used to prompt reflection on various aspects of society and human behavior.
Hentai lolis mangas typically contain inappropriate and potentially illegal content involving underage characters in sexual situations, while regular mangas focus on various genres and themes without such explicit and objectionable content.