Why would they? The direction for safer JVM research is to implement JVMs in Java, which has the advantage of being both memory safe outside a few tiny core are

Why would they? The direction for safer JVM research is to implement JVMs in Java, which has the advantage of being both memory safe outside a few tiny core areas (same as rust) whilst having cleaner code than the Rust impl (none of these problems with lifetimes). See here: https://github.com/oracle/graal/tree/master/substratevm/src https://github.com/oracle/graal/tree/master/substratevm/src