Google says Android App Bundle, introduced at I/O 2018, will replace APK as the default format for new apps published to the Play Store in August (Abner Li/9to5Google)

Abner Li / 9to5Google:
Google says Android App Bundle, introduced at I/O 2018, will replace APK as the default format for new apps published to the Play Store in August  —  Google introduced the Android App Bundle format in May of 2018 at I/O as part of its modern development push.