G'day Legends, has anyone had experience in installing Hydronic heating to their bathroom floors?

Am about to undergo a major Reno with 3 full size bathrooms, 1 Laundry and 1 Massive Main Bed Bathroom (it's huge) plus a football field sized 1st Floor Deck which will be tiled. It's over 2 floors. It will be a near knock down rebuild, so access for pipes etc is not a problem.

What are your tips?

Is it worth it over conventional Electric Floor Heating?

Thanks Houzzos