Verizon's Treo even offers wireless real-time "push" synching of your e-mail and calendar with your Windows PC back at home, as long as the computer is left on — a cool, BlackBerry-ish trick.But the BlackBerry doesn't take movies or photos, doesn't have a touch screen and has no library of 10,000 add-on programs — from tip calculators to subway maps — as the Treo does.
In a nutshell: real-time push alerts from Twitter.
Apple has a deal with Yahoo! to support real-time "push" e-mail delivery.
This changes the interaction paradigm from request/ response (as it is via the browser today) to real-time, push messaging.
Ridesharing and food services have been natural initial targets for substantial investment because they boast high-frequency use cases and are time-sensitive, meaning they benefit from mobile features like GPS tracking and real-time push notifications.
Real-time push notification service Boxcar, currently available on both iOS and Mac OS X, has just closed on a $150,000 seed round with Kima Ventures, bringing its total raise to date to $211,000.
Heroku alone lists over 100 partners (a number of which offer competing services) that include databases, platform/stack, management and monitoring, and app development APIs for billing, real-time push communication, etc.
Existing WhatsApp users can expect a familiar experience, but the newfangled BlackBerry 10 version of the app features "real-time push notifications" that are displayed even if you haven't unlocked your device, as well as tight integration with BlackBerry Contacts to streamline the onboarding process.
Basically, Google is linking into real-time feeds: those from Twitter (with which it signed a deal late last year) and now also from blogs, such as Wordpress, which have implemented real-time (pushed) RSS feeds known as RSSCloud.
