tl;dr According to the limited information we have now, all apps written for Android M can have access to e-mail addresses of the owner.
Now that we've seen the announcements from I/O, we've probably all heard of the migration to runtime permissions, which allow you to be asked for permissions while using the app, as opposed to during installation (a good thing). What you also might've heard is that it now relies on permission categories instead of the more specific permission model that was used in the past.
Alongside this change, apps will be [given more permissions by defau
