Fine. You could say it obviously has something to do with domain names. But, what exactly? Why should I bother using Domainr instead of searching using my prefe

Fine. You could say it obviously has something to do with domain names. But, what exactly? Why should I bother using Domainr instead of searching using my preferred registrar? Surely, there must be something compelling enough to warrant such a site in the first place. It's pretty thin if it has to be sold with only a lame, cliche name. Is it too much to ask for at least a descriptive sentence fragment?