I have never felt so positive about any investment...

I have never felt so positive about any investment held
previously (a fair few), and you of course, have seen how
it all works at a much closer level. The time factor is
frustrating for some, but no exact time can be given for
clinical trials, and this should be taken into account.
Rolly, I hope you are experiencing some better health
currently, and from personal experience know the huge
effect cancer can have on any family, and the Royal family
are an example of how nobody can claim exemption.
I hope we will see much better outcomes within the next
five years when perhaps a vaccine can cure all.