1) Weak passwords are not ok even on throw-away accounts. Just because you have no use for it, doesn't mean nobody has. Sending spam, or impersonating you or some other creative use.
2) Nobody is going to bruteforce your password. We don't use md5 anymore. You password will get stolen. By phishing, malware, social engineering, password reuse etc.
1) Weak passwords are not ok even on throw-away accounts. Just because you have no use for it, doesn't mean nobody has. Sending spam, or impersonating you or some other creative use.
2) Nobody is going to bruteforce your password. We don't use md5 anymore. You password will get stolen. By phishing, malware, social engineering, password reuse etc.