These are good points, all of them.
1. Thou shalt not post anything thou wouldn’t want thy mother-in-law, thy tenure committee, or thy grandchildren to see. Yea, though thou thinkest that thy mother-in-law knoweth not how to find facebook, or that thy grandchildren be not yet born, or that thy tenure committee wouldn’t do such a thing, thou knowest not the day nor the hour at which thine error may be discovered.