Haha funny, OP! Guilty of a few of those.
Let's see:
1. You start a Mining Op.
2. You relocate a Mining Op to your job's office, storage site, data-hosting company, shed, garage, or somewhere beyond the bedroom / living room / basement.
3. The cost of running your Mining Op exceeds cost of rent or mortgage or car payment.
4. Friend: "Let's go party tonight!" You: "Can't, I need to do maintenance on my mining rigs."
5. Your browser is constantly opened to a pool of your choice.
6. You have real-time, text, and/or email alerts for if your miners go down.
7. You've watched the price fall by $2 or more, then recoup that value within a day.
8. You've started a sell order on Mt. Gox just when your asking price becomes one penny too high at the latest sell
9. You've started a sell order on Mt. Gox only to see the price plummet.
10. You've kept fiat at Mt. Gox pending for a price crash.
11. You remember $2 and were EXCITED!
12. You've given up trying to explain Bitcoin to clueless relatives.
13. You've not bothered to explain Bitcoin to other clueless relatives because the tech is over their heads.
14. You've burned out mining hardware.
15. Your pets have crashed mining hardware.
16. You wish a graphics card company could pay you for the three weeks of profit downtime during an RMA
17. You've lost some hearing...
18. The drone of 80+% fanspeeds is now normal to you.
19. You've run your own 200'+ Internet landlines for a mining op through ceilings.
20. It's December in Michigan and you insist in having the window open.