Is your dating profile authentic? Are there parts of your presentation that need work? Are you asking for the right things in your future partner? And if these things are good, how are we going to filter through the chaff and find each other, online?
Yes, kids are expensive, but they should be equally shared as an expense and as a joy. This 70/30 split is bullshit. It's demeaning to fathers. And it's based on a parenting concept from the 50's. Sure it makes it easier on the courts if everyone just goes with the plan. But don't. If you want the time with your kids, fight for it.