My 2p: leave text-decoration at its default value. Advanced users who dislike underlined links can and do configure their browser to turn off underlining of li

My 2p: leave text-decoration at its default value. Advanced users who dislike underlined links can and do configure their browser to turn off underlining of links. The non-webinclined don't know how to change this setting --- may not even know it's possible --- so they will see links underlined.