On CVS - recall (or note) the Senate HELP committee hearing (if you haven't seen it - it may well be worth the time) and Senator Whitehall from RI and his comments (at 10:30 in) about CVS and then Sen. Burr! makes some comments about CVS (@45:20 into the video).
FDA Regulation E-Cigarettes | Video | C-SPAN.org
And if you want to know to what I refer to when I speak of Zeller's 'greatest good' views (the 'net population' argument, vs. the rights of individuals to choose - go to around 38 minutes into the video.