I wouldn't spend this kind of money on a domain name, but I guess you have to ask what else you'd use the cash for. 6 months of software development? When put

I wouldn't spend this kind of money on a domain name, but I guess you have to ask what else you'd use the cash for. 6 months of software development? When put like that, it's not clear to me that this is a bad idea. You can write a lot of code without attracting any customers.