Do they empty/replenish the water after every use, or is there just some filtration system and the salt doesn't effect it?
Eh, I won't argue the therapeutic effects of weed, but smoking anything IS bad for you. So if he were a health nut, he would probably eat it.
The interview he did with Gallager was freaking hilarious, recommend that particular episodes when Marc gets Gallager angry and smashes his mallet on the podcast...