I feel yer pain De. Its even miore fun after ya ghas lived in it for forty years and want to do some major remodeling . See how far apart the thought processes are of the two people living there and wanting different things..
Ultimately, on the faucet, you put it wherever it is convenient for whoever is going to turn it on and off the most and if that means ya put it halfway between where you think you will be sitting in yer tub and where She is going to sit, then you may have reached an amicable compromise.
No matter how it goes, tell yer better half I voted for her !