What happens if you didn't migrate your Minecraft account?

Minecraft: Java Edition Demo Mode

Mojang is ending account migration in September -- Here's what you need to know. : r/Minecraft

I logged into my account and apparently I no longer own Minecraft. What's going on? : r/Minecraft

Minecraft - How To Migrate Your Mojang Account & Get The Migrator Cape!

I can't migrate my Minecraft account to a Microsoft account because I missed the first chance but I can't even migrate my ownership of Minecraft to a new Microsoft account. help?

Minecraft is making me buy the game on my PC even tho I already have an account on my phone/tablet. I put in my account on the launcher but it's still trying

Will I still receive the GTA$4,000,000 if I don't migrate? : r/GTAV

Migrated mojang account to wrong xbox account - Microsoft Community

Minecraft Account migration ruined my account - Microsoft Q&A

I Missed my Chance to Migrate. What Happens to my Account?