Apple's new AirPods feature 50 percent more talk time and the ability to summon Siri, but they probably won't do a better job at staying in your ears. (Apple Handout/EPA-EFE/REX/Shutterstock) Apple quietly introduced new AirPods, iPads and iMacs this week, just days ahead of a splashy launch event at its headquarters on March 25. Translation: You can probably hold onto your wallet. Apple sometimes puts out smaller updates without a big to-do, but usually not for three days in a row before a big scheduled event. Next Monday, Apple is expected to unveil new ways to get your money: subscription services for news and entertainment. By getting the hardware out of the way in advance, Apple is signaling how important services are becoming to its business in an era when upgrades don’t generate much buzz. Ask our tech columnist a question Apple’s newest products are incremental. None of the changes dramatically reinvent the design or capabilities of the products. The biggest happy ne