On the other hand, the market has expanded beyond economies where users have the space, power and physical safety to actually own a desktop. For some people their first, last and only "PC" is their smartphone. Your choice then becomes embracing those users or not having those users at all.
You build where your money is; our clients are asking for phone versions of dashboards, reports etc as they simply don't have or don't want to use desktops. Maintaining software for it is just not worth it.