there was a video somewhere on youtube about making your own juice press using a car jack and metal plates. the price was very reasonable.
my take is there is no correct answer. if you have cancer it is probably a good idea to use something like the norwalk.
otherwise just get a twin or single auger if you are concerned about oxidative damage.
what doesn't make sense to me is that chewing thoroughly should theoretically destroy the cell wall too.
i have to take everything clement says with a grain of salt just because he has such a douchebag air about him and the fact that the hippocrates institute is really only for rich people. he goes on and on about ann wignmore's eastern european frugality but at the end of the day staying at hippocrates will bleed your bank account.
i think if you were already extremely healthy then the raw plant fibers would be ok or healthy, but most people have compromised guts and you have to take into consideration not irritating a damaged gut.