100,000 iPhone Duo apps is a start, but there's a long way to go
Apple recently announced that over 100,000 apps have been built for the iPhone Duo , but with developers working with multiple SDKs, it could still be a long time before your favorite apps really make full use of what the first foldable iPhone has to offer. iPhone Duo has a big display, but not enough apps use it At first blush, that 100,000 figure certainly grabs the attention, especially just a few weeks after launch. But it doesn't tell the whole story, and there's still…