Right after you specifically point me to the verse that says God doesn't mind, computers, cars, medical care, firearms, nuclear weapons/power, genetic modification etc.
You wrote, and I quote, "I don't think so. In general I like Catholics, but on this issue you've accepted traditions of men over any biblical ideas on the subject."
This tells me that you think that there are, in fact, "biblical ideas on the subject." This tells me, furthermore, that you think that these biblical ideas run counter to the Catholic Church's doctrines.
Well great. Produce some verse that contradicts the Church's doctrines.
Within the bonds of marriage?
Chastity and celibacy aren't the same thing. We're all called to chastity, no matter what our station in life. The use of contraceptives is not in line with the virtue of chastity.