I have good friends that's have been happily married for years, butt ...

[canadianhitman]

I always thought sharing a bed was kinda dumb. it blatantly reduces the comfort level for both people during an extremely important time of the day, health wise. and if you're only having sex cause your private parts happen to reside in the same vicinity, then it's not really worth it anyway.

This sums up my feelings on the issue perfectly.