Twitter not only early adopted GraalVM but also open sourced the Reasonable Scala Compiler https://github.com/twitter/rsc/commit/5d86ee2e2577684f49ce1f393651d1

Twitter not only early adopted GraalVM but also open sourced the Reasonable Scala Compiler https://github.com/twitter/rsc/commit/5d86ee2e2577684f49ce1f393651d170419fa59d https://github.com/twitter/rsc/commit/5d86ee2e2577684f49ce1f... Definitely a large Scala shop.