You can use it to make ornaments and plaster work that gets placed on ceilings and it use to be used to make cast for broken legs and stuff
Yes Alexander Calder created wire sculptures from contour drawings.
With the invention of the printing press, Renaissance artists, particularly in music but also authors and the likes, were able to produce more of their art and faster. So, musicians were able to print more copies of sheet music, and more people were able to access that sheet music. Hope that helps :)