At last year’s I/O, Google launched its Cloud Messaging push notification service for Android. This week, it extended this service to Chrome and Chrome OS, which, Google says, allows Chrome apps and extension developers to wake up their apps remotely and/or send alerts to users.
While mobile app developers have long been familiar with the concept of push notifications, this is a pretty novel service for web developers. Unless a Chrome app or extension is running in the background and pulling down information from the service, after all, users can’t usually receive alerts like news updates or stock ticker notifications from the developers’ servers.
Google product manager Mark Scott writes in his announcement that “event pages keep apps and extensions efficient by allowing them to respond to a variety of events, such as timers or navigation to a particular site, without having to remain running persistently.” This works, but it…
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