Questions in Game Dev

Why do some game remove demos or make demo save incompatible w/ the official release after selling the game while some game still keep demos or make the save compatible?
Be sure to follow Fantamal if you find the idea interesting!
Why the post isnt being featured while its receiving positive feedback? Its as the same standard as my other featured posts that introduce new Fantamals. Is it becoz the steam link? If so I ll remove it, my further posts wont show
https://gamejolt.com/@thatsgreatstudio/post/the-second-starter-p…
What are the top free 3D modelling tools that can also be used to animate and do rigging?

Hi there so this is a concept for the game I’m planning “off the grid” should I keep this enemy called The Slug?
So I started Development on a Fighting game Called 'Kocen Fighters'. Would you play it?
If you want to support me Join my community: https://gamejolt.com/c/KF-eutdvd
Hey I have a question, I have been planing a game called ‘Off the grid’ And It’s about you Willliam Benson Being captured in a facility called The Grid Run by Mark Grave and you have to fight robots and guards to escape. Do you like the game idea?