Mark Mandell - Gone Round In New Jersey
Wax is probable the single more fragile of finishes; it sits of the wood, attracts moisture and goes dull, shows every dish mark or alcohol spot.
Do your poly and call it a day. Since you're doing a table top in oak, if the LOYL prefers a filled-pore, piano finish, look into grain fillers as part of your finish routine.
Johnson's Wax Company pulled off one of the great marketing ploys by making zillions based on that "Good For The Wood 'Cause It's Wax" line. Wax can't actually penetrate wood fibers, but the jingle was great, and, of course, people kept buying Johnson's stuff thinking "If a little is good, more's better!"