Yasir Almutairi is basically a developer who makes websites games and python softwares/programs he uses the name YM Interactive for publishing games and YUSR Center for publishing programs and softwares

why was YM Interactive and YUSR Center named like that?

Thats because the name YUSR is Similar to Yasir so Yasir just used it for software, Center because its a center to programs and softwares

For YM Interactive YM is a shortcut to Yasir Almutairi and Interactive because why not its cool