Dmytro Golysh
Pros:
You don't have to learn any new languages if you're already a decent web developer
It's very quick to prototype
It's really cool and fun
If you so wanted to, you can bypass the app store by hosting the files on a server, and utilize app cache to make things speedy. Changing your app is just changing a web page and its cache manifest file or service workers.
Managing images for multiple devices is a lot easier with CSS and media queries than it is for an iOS xcode project and an Android project with its ldpi, hdpi, xdpi, and whatever dpi.
Easier to create vector graphics to design spec
Cross-platform compatibility.
You can write mobile SPA and use it like mobile application.
Cons:
Questions?
Let's code