".....So I say, unless you want to maintain originality, there is no reason not to go efi.
No reason, except for the expense and time spent getting it dialed in. I'm condensing your own words in your post, but you are mentioning those things yourself.
PS my garage (and I) never smelled like gasoline in any carb'd car I've owned, including the one in my sig pic. If a gassy smell is coming from a car, blame the person in charge of tuning it, not the technology, or lack of it.