On Jan 23, 2012, at 2:27 PM, Rich Alderson wrote:
  My wife has a blind spot WRT these things:
"Why don't you just sleep
 without it for a night?"  She doesn't understand that breathing is worse
 than rock cocaine as an addiction:  Since I became able to sleep through
 the night, I can't go back. :-) 
 Well, also, the withdrawal symptoms include death by asphyxiation, so... there's
that. 
   Perhaps Rich has a big life insurance policy. ;)
   O2 is good to have while one is sleeping.
           -Dave
--
Dave McGuire
New Kensington, PA