Update README.md
Juliaup offers a good experience in mac and on linux, the previous wording could be more scary than needed for the great majority of users.
@@ -32,7 +32,7 @@ Juliaup can be installed on Linux or Mac by executing
curl -fsSL https://install.julialang.org | sh
```
-in a shell. Note that the Mac and Linux version are considered prerelease, have known bugs and might often break.
+in a shell. Although `juliaup` offers a reliable and seamless experience on Mac and Linux, these versions are still in development and thus are considered prerelease.
#### Command line arguments
