This is like the couple's version of "I have nothing to hide so why shouldn't the government spy on every little part of my life.". It's fine to have a joint a

This is like the couple's version of "I have nothing to hide so why shouldn't the government spy on every little part of my life.". It's fine to have a joint account that you pool part of your income into. But there is no reason not to have a private account as well. And trusting someone doesn't mean having to completely expose everything to them. Just because I trust someone, I won't let them snoop through my phone, hand out all my passwords, or give them 100% access to my bank account. Trust also means to trust someone enough to let them do their own thing.