Android suspends backgrounded applications, and will kill them at will, so that actually makes a lot of sense: you have less risk of data loss, and the write is

Android suspends backgrounded applications, and will kill them at will, so that actually makes a lot of sense: you have less risk of data loss, and the write issue doesn't exist unless you leave the browser in the foreground 24/7 (and the phone unlocked with the screen on etc).