You know how there's only one personal computer platform because the other guys all gave up? Oh right, there's a bunch! Because different things can fill different niches, your take on the problem might fill some slightly different, but large demographic.
Build your version, less better, and then just kick their ass in business.
Apple was eaten alive by shitty IBM clones in the PC wars. SGI and Sun were decimated by commodity hardware. Linux destroyed a lot of high-end OSs and platforms.
You know how there's only one personal computer platform because the other guys all gave up? Oh right, there's a bunch! Because different things can fill different niches, your take on the problem might fill some slightly different, but large demographic.