I remember the SDK did not support all of the Java standard library, a lot of functionality were in danger.* packages. When I first saw android, it seemed to m

I remember the SDK did not support all of the Java standard library, a lot of functionality were in danger.* packages. When I first saw android, it seemed to me somewhat familiar. The vm that runs custom bytecode, etc. Sadly, it looks like all the forums and mailing lists are now gone. I found a site with the source code of some apps, https://hipme.com https://hipme.com