I have two grandkids, one's 3 years old and one's 9 months old. I feel like I'm not really ready for everything that's going to be vying for their attention in

I have two grandkids, one's 3 years old and one's 9 months old. I feel like I'm not really ready for everything that's going to be vying for their attention in the next couple of decades. My daughter and her husband have good practices in place already IMHO but it's going to be a pernicious beast.