The reason we need the traditional worship forms and weekly Eucharist is because we are sinners. That has not changed since 1530. What has changed is that our culture is even more self-centered (living in a 24-7 entertainment culture) and less influenced by Christian doctrine and practice than in the days of the reformers. The solution is not to compromise either our doctrine or our practice. The solution is the opposite: to be faithful to our doctrine and practice - because our faith is not something that changes with every whim of the culture. We cling to traditional marriage and traditional liturgy - even though hipsters and celebrities tell us both are no longer relevant.The entire post can be found from the link below:
They only lose their relevance when Christians reject them in order to be popular.
http://www.gottesdienstonline.blogspot.com/2013/05/in-our-churches-mass-is-celebrated.html