Re: Use Cases for Connectionless Push support in Webapps recharter

That is correct, the essential value in notification bearer flexibility is
resource conservation and contextual adaptability (eg bearer selection when
conditions warrant a change or limit choices).

On Wednesday, January 4, 2012, Charles Pritchard <> wrote:
> a) Don't drain the battery.
> b) Don't waste bandwidth.
> c) Don't use the more expensive connection when a less expensive
connection is also available.
> On Jan 4, 2012, at 6:38 PM, Glenn Adams <> wrote:
> what are the qualitative differences (if any) between these three use
> On Tue, Jan 3, 2012 at 5:51 PM, Bryan Sullivan <> wrote:
>> I had an action item to provide some use cases for the Webapps
>> recharter process, related to the "Push based on extending server-sent
>> events" topic at the last F2F (draft API proposal that was presented:
>> The intent of the action item was to establish a basis for a Webapps
>> charter item related to extending eventsource (or coming up with a new
>> API) for the ability to deliver arbitrary notifications/data to
>> webapps via connectionless bearers, as informationally described in
>> Server-Sent Events (
>> Here are three use cases:
>> 1)      One of Bobís most-used apps is a social networking webapp which
>> enables him to remain near-realtime connected to his friends and
>> colleagues. During his busy social hours, when heís out clubbing, his
>> phone stays pretty much connected full time, with a constant stream of
>> friend updates. He likes to remain just as connected though during
>> less-busy times, for example during the workday as friends post their
>> lunch plans or other updates randomly. While he wants his favorite app
>> to remain ready to alert him, he doesnít want the app to drain his
>> battery just to remain connected during low-update periods.
>> 2)      Alice is a collector, and is continually watching or bidding in
>> various online auctions. When auctions are about to close, she knows
>> the activity can be fast and furious and is usually watching her
>> auction webapp closely. But in the long slow hours between auction
>> closings, she still likes for her webapp to alert her about bids and
>> other auction updates as they happen, without delay. She needs for her
>> auction webapp to enable her to continually watch multiple auctions
>> without fear that its data usage during the slow periods will
>> adversely impact her profits.
>> 3)      Bob uses a web based real-time communications service and he
>> to be available to his friends and family even when his application is
>> not running. Bob travels frequently and it is critical for him to
>> optimize data usage and preserve battery. Bobís friends can call him
>> up to chat using video/audio or just text and he wants to make sure
>> they can reach him irrespective of what device and what network he is
>> connected at any given time.
>> Comments/questions?
>> --
>> Thanks,
>> Bryan Sullivan

Bryan Sullivan

Received on Friday, 6 January 2012 21:37:40 UTC