I have a weird veiny glob in my scrotum. it doesn't hurt or bother me but i am concerned it may be a hernia or something. what it it?

Varicocele: Most likely a varicocele, or a clump tortuous dilated spermatic veins that most commonly affects the left side. A relatively minor problem, but may cause infertility. If you want it repaired, you should see your pcp for a referral to an urologist.

Varicocele?: Based on your description, this sounds like a varicocele, which is a benign condition with some health implications for fertility. You should establish what this is to be certain it isn't something more serious by visiting your doctor or urologist.