Matt Mullenweg, in his comments on the aforelinked WordPress stats, shares about the future of WordPress and their focus on better mobile usability:

WordPress’ biggest challenge over the next two years, and where we’re focusing core development, will be around evolving our dashboard to be faster and more accessible, especially on touch devices. Many of our founding assumptions about how, where, and why people publish are shifting, […]

Agreed. I’ve been using WordPress since 2006. It’s a great CMS and it has come a long way. But publishing via my iPhone and/or iPad is a poor experience. In fact, it has been one of the biggest points of friction in my job. Though, thanks to 3rd-party plugins and apps, that friction is decreasing.

The Future of WordPress