doc: Remove dated "libgreen is default" statement.

diff --git a/src/doc/guide-runtime.md b/src/doc/guide-runtime.md
index b52c520761e233773865cc2f7f54e0a1c5965dfb..2efb2ae8a8a6a73ce1c84f28fba0179e9f791745 100644 (file)
--- a/src/doc/guide-runtime.md
+++ b/src/doc/guide-runtime.md
@@ -216,8 +216,7 @@ into the pool of schedulers in order to spawn a new task.
 
 With two implementations of the runtime available, a choice obviously needs to
 be made to see which will be used. The compiler itself will always by-default
-link to one of these runtimes. At the time of this writing, the default runtime
-is `libgreen` but in the future this will become `libnative`.
+link to one of these runtimes.
 
 Having a default decision made in the compiler is done out of necessity and
 convenience. The compiler's decision of runtime to link to is *not* an