Kitchen sink supply stub out. Wall VS Floor

I have a kitchen down to the studs. I am going to be getting new cabinets and I am wondering if there is any advantages to running the water supply lines for the sink through the floor? Below the floor is very accessible via crawlspace. I am thinking that if there ever is a leak that it will be much easier to repair since i can access everything from below, vs having to tear out drywall and possibly messing up new cabinets. Also this wall is an exterior wall and i am a bit concerned with…

Kitchen sink supply stub out. Wall VS Floor