If you think the existing solutions suck and you know why they suck and you know how to build something better, by all means go for it. If you don't really thi

If you think the existing solutions suck and you know why they suck and you know how to build something better, by all means go for it. If you don't really think they suck, or you don't really have an idea about why they suck, or don't really know how to make a better alternative, maybe you should reconsider ..