Add note about versioning scheme

Author: Kordyjan

blog/_posts/2021-10-21-scala-3.1.0-released.md

@@ -8,7 +8,7 @@ Hello from the Scala 3 team! It has already been six weeks since we have announc
 
 ## Compatibility notice
 
-This is a first *minor* release after the initial release of Scala 3.0. This has following consequences:
+Scala 3 follows `major.minor.patch` versioning scheme (unlike Scala 2, which uses `epoch.major.minor`). This means that this is the first *minor* release after Scala 3.0.0. This has the following consequences:
 
 - Scala 3.1 is backward binary compatible: you can use dependencies compiled with Scala 3.0 in 3.1 projects.
 - Scala 3.1 is _not_ forward binary compatible: you _cannot_ use dependencies compiled with Scala 3.1 in Scala 3.0 projects.