Well in the article they say it uses Dart and is more equivalent to Java programming. >Google is also using Flutter in order to develop their new System UI cal

Well in the article they say it uses Dart and is more equivalent to Java programming. >Google is also using Flutter in order to develop their new System UI called Fuchsia as it seems if we have a look into their repository. So it does seem to be something they will be investing in. Fuchsia at this time is still sort of an unknown but most people are saying its their new OS.